Seven Components Patents (Class 359/755)
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Patent number: 12345860Abstract: A lens module may include a first lens having positive refractive power, a second lens having refractive power, a third lens having positive refractive power, a fourth lens having refractive power, a fifth lens having refractive power, a sixth lens having refractive power, and a seventh lens having negative refractive power. An inflection point may be formed on an image-side surface of the sixth lens. A turning point may be formed on an image-side surface of the seventh lens. The first lens, the second lens, the third lens, the fourth lens, the fifth lens, the sixth lens and the seventh lens are disposed in a sequential order from the first lens to the seventh lens.Type: GrantFiled: August 24, 2023Date of Patent: July 1, 2025Assignee: Samsung Electro-Mechanics Co., Ltd.Inventor: Jae Hyun Baik
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Patent number: 12320958Abstract: Embodiments of the present disclosure disclose a camera lens group, comprising, sequentially along an optical axis from an object side to an image side: a stop; a first lens having a positive refractive power; a second lens having a refractive power; a third lens having a negative refractive power; a fourth lens having a positive refractive power; a fifth lens having a positive refractive power; and a sixth lens having a negative refractive power. A distance TTL on the optical axis from the object-side surface of the first lens to an image plane of the camera lens group and half of a diagonal length ImgH of an effective pixel area on the image plane of the camera lens group satisfy: TTL/ImgH?1.25. At least one of the surfaces from the object-side surface of the first lens to the image-side surface of the sixth lens is an aspheric surface.Type: GrantFiled: January 20, 2022Date of Patent: June 3, 2025Assignee: Zhejiang Sunny Optics Co., LtdInventors: Yang Li, Lingbo He, Fujian Dai, Liefeng Zhao
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Patent number: 12287459Abstract: An optical image capturing system includes, along the optical axis in order from an object side to an image side, a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, and a seventh lens. At least one lens among the first to the sixth lenses has positive refractive force. The seventh lens has negative refractive force. The lenses in the optical image capturing system which have refractive power include the first to the seventh lenses. The optical image capturing system can increase aperture value and improve the imaging quality for use in compact cameras.Type: GrantFiled: October 12, 2021Date of Patent: April 29, 2025Assignee: ABILITY OPTO-ELECTRONICS TECHNLOGY CO., LTD.Inventors: Yeong-Ming Chang, Chien-Hsun Lai, Yao-Wei Liu
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Patent number: 12276776Abstract: Embodiments of the present disclosure provide an optical imaging system that comprising, sequentially from an object side to an image side of the optical imaging system along an optical axis: a first lens having a negative refractive power; a second lens having a refractive power, the image side surface of the second lens is a convex surface; a stop; a third lens having a refractive power; a fourth lens having a negative refractive power; a fifth lens having a refractive power; a sixth lens having a refractive power; and a seventh lens having a positive refractive power. A half of a maximal field-of-view Semi-FOV of the optical imaging system satisfies: Semi-FOV?55°; and a distance TTL from an object side surface of the first lens to an imaging plane of the optical imaging system along the optical axis of the optical imaging system and a half of a diagonal length ImgH of an effective pixel area on an imaging plane of the optical imaging system satisfy: 3.0<TTL/ImgH<3.5.Type: GrantFiled: November 30, 2021Date of Patent: April 15, 2025Assignee: Zhejiang Sunny Optics Co., LtdInventors: Lihui Ye, Fujian Dai, Liefeng Zhao
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Patent number: 12259528Abstract: The present disclosure relates to a technical field of optical lenses, and discloses a camera optical lens. The camera optical lens includes seven lenses. An order of the seven lenses is sequentially from an object side to an image side, which is shown as follows: a first lens having a positive refractive power, a second lens having a negative refractive power, a third lens having a negative refractive power, a fourth lens having a positive refractive power, a fifth lens having a negative refractive power, a sixth lens having a positive refractive power, and a seventh lens having a negative refractive power. The camera optical lens provided by the present disclosure has excellent optical characteristics, and further has characteristics of large aperture, wide-angle, and ultra-thin, especially suitable for mobile phone camera lens assemblies and WEB camera lenses, which are composed of camera components having high pixels.Type: GrantFiled: December 14, 2021Date of Patent: March 25, 2025Assignee: AAC Optics (Suzhou) Co., Ltd.Inventors: Koji Nitta, Yang Zhang
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Patent number: 12242039Abstract: An optical imaging system includes a first lens which has refractive power, a second lens which has refractive power, a third lens which has a convex object-side surface, and an inflection point is formed on an image-side surface thereof, a fourth lens which has refractive power, a fifth lens which has a convex object-side surface, and a sixth lens which has refractive power and an inflection point is formed on an image-side surface thereof, and wherein the first to sixth lens are sequentially disposed from an object side.Type: GrantFiled: July 18, 2023Date of Patent: March 4, 2025Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Jung Hui Ko, Ju Hwa Son, Ju Sung Park, Yong Joo Jo
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Patent number: 12242032Abstract: An optical imaging system includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, and a seventh lens sequentially disposed in numerical order along an optical axis of the optical imaging system from an object side of the optical imaging system toward an imaging plane of the optical imaging system, wherein the first to seventh lenses are spaced apart from each other along the optical axis, and the optical imaging system satisfies 0.4<L1TR/L7TR<1.9, where L1TR is an overall outer diameter of the first lens, L7TR is an overall outer diameter of the seventh lens, and L1TR and L7TR are expressed in a same unit of measurement.Type: GrantFiled: August 19, 2021Date of Patent: March 4, 2025Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Hag Chul Kim, Eun Chong Lee, Yong Joo Jo, Ga Young An
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Patent number: 12242037Abstract: An optical system includes a first lens having negative refractive power and having two concave surfaces, a second lens having positive refractive power, a third lens having refractive power, a fourth lens having refractive power, a fifth lens having refractive power, a sixth lens having refractive power, and a seventh lens having refractive power. The first to seventh lenses are sequentially disposed from an object side.Type: GrantFiled: May 23, 2023Date of Patent: March 4, 2025Assignee: Samsung Electro-Mechanics Co., Ltd.Inventor: Ju Hwa Son
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Patent number: 12216254Abstract: Lens systems are described that may be used in small form factor cameras. An imaging lens system may include a front aperture and five lens elements, and provides a low F-number (<=2.4), wide field of view (>=82 degrees), and short total track length (TTL). Lens system parameters and relationships may be selected at least in part to reduce, compensate, or correct for optical aberrations and lens artifacts and effects across the field of view.Type: GrantFiled: January 15, 2024Date of Patent: February 4, 2025Assignee: Apple Inc.Inventor: Yuhong Yao
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Patent number: 12216337Abstract: An optical imaging system includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, and a seventh lens sequentially disposed in ascending numerical order along an optical axis of the optical imaging system from an object side of the optical imaging system toward an imaging surface of an image sensor, wherein a conditional expression f/f2+f/f3<?0.4 is satisfied, where f is a focal length of the optical imaging system, f2 is a focal length of the second lens, and f3 is a focal length of the third lens, and a conditional expression TTL/(2*IMG HT)<0.69 is satisfied, where TTL is a distance along the optical axis from an object-side surface of the first lens to the imaging surface of the image sensor, and IMG HT is one-half of a diagonal length of the imaging surface of the image sensor.Type: GrantFiled: November 30, 2023Date of Patent: February 4, 2025Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Jae Hyuk Huh, Jae Hyun Baik, Yong Joo Jo
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Patent number: 12210217Abstract: The present disclosure discloses an optical imaging system, comprising, sequentially along an optical axis from an object side to an image side, a prism, a diaphragm, a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens and a seventh lens, where each of the first lens to the seventh lens has a refractive powers. The prism reflects light incident to the prism along a first direction, to cause the light to emerge from the prism along a second direction. The diaphragm to the seventh lens are sequentially disposed from the prism to the image side along the second direction. The second lens has a positive refractive power, and an image-side surface of the second lens is a concave surface. The third lens has a negative refractive power. The fourth lens has a negative refractive power, and an image-side surface of the fourth lens is a concave surface. The fifth lens has a positive refractive power.Type: GrantFiled: January 5, 2022Date of Patent: January 28, 2025Assignee: Zhejiang Sunny Optics Co., Ltd.Inventors: Yang Li, Lingbo He, Lin Huang, Fujian Dai, Liefeng Zhao
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Patent number: 12210142Abstract: A photographing optical lens assembly includes, in order from an object side to an image side, a first lens element, a second lens element, a third lens element, a fourth lens element, a fifth lens element, a sixth lens element and a seventh lens element. The first lens element with refractive power has an object-side surface being convex in a paraxial region thereof. Each second, third, fourth and fifth lens element has refractive power. The sixth lens element with negative refractive power has an object-side surface being concave in a paraxial region thereof and an image-side surface being convex in a paraxial region thereof, and both of the surfaces of the sixth lens element are aspheric. The seventh lens element with refractive power has an image-side surface being concave in a paraxial region thereof, wherein the image-side surface has at least one convex shape in an off-axis region thereof.Type: GrantFiled: February 7, 2024Date of Patent: January 28, 2025Assignee: LARGAN PRECISION CO., LTD.Inventor: Wei-Yu Chen
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Patent number: 12196918Abstract: A lens module may include a first lens having positive refractive power; a second lens having positive refractive power; a third lens having negative refractive power; a fourth lens having refractive power; a fifth lens having refractive power; a sixth lens having negative refractive power; and a seventh lens having refractive power and one or more inflection points formed in locations thereof not crossing an optical axis, wherein the first lens, the second lens, the third lens, the fourth lens, the fifth lens, the sixth lens and the seventh lens are disposed in a sequential order from the first lens to the seventh lens.Type: GrantFiled: November 16, 2020Date of Patent: January 14, 2025Assignee: Samsung Electro-Mechanics Co., Ltd.Inventor: Kyu Min Chae
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Patent number: 12189097Abstract: Embodiments of the present disclosure disclose an optical imaging system, comprising, sequentially from an object side to an image side along an optical axis: a prism, reflecting light incident to the prism along a first direction, to cause the light to emerge from the prism along a second direction, and a stop, a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, and a seventh lens sequentially from the prism to an image side along the second direction, each of the first lens to the seventh lens has a refractive power. A total effective focal length f of the optical imaging system and an entrance pupil diameter EPIC of the optical imaging system satisfy: f/EPD<1.4.Type: GrantFiled: December 9, 2021Date of Patent: January 7, 2025Assignee: Zhejiang Sunny Optics Co., LtdInventors: Jianlin Li, Yang Li, Tianxiang Xing, Lingbo He, Lin Huang, Fujian Dai, Liefeng Zhao
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Patent number: 12189090Abstract: An optical imaging lens assembly is provided. The optical imaging lens assembly includes, sequentially along an optical axis from an object side to an image side: a first lens, having a refractive power; a second lens, having a positive refractive power; a third lens, having a refractive power; a fourth lens, having a refractive power; a fifth lens, having a refractive power; a sixth lens, having a refractive power; a seventh lens, having a refractive power; an eighth lens, having a negative refractive power, an object-side surface of the eighth lens being a concave surface; and a ninth lens, having a refractive power. Here, an effective focal length f of the optical imaging lens assembly and an entrance pupil diameter EPD of the optical imaging lens assembly satisfy: f/EPD<1.9.Type: GrantFiled: November 30, 2021Date of Patent: January 7, 2025Assignee: Zhejiang Sunny Optics Co., LtdInventors: Lihui Ye, Huan Wang, Fujian Dai, Liefeng Zhao
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Patent number: 12174350Abstract: The disclosure provides an optical imaging system, which has a first optical axis, a second optical axis perpendicular to the first optical axis and a third optical axis perpendicular to the second optical axis, the first optical axis is parallel to the third optical axis, the optical imaging system includes: a first imaging lens group, including a first refraction optical element that deflects light entering along a direction of the first optical axis to be propagated along a direction of the second optical axis; a second imaging lens group, sequentially including from an object side to an image side along the second optical axis a first lens to a seventh lens with refractive power; a third imaging lens group, including a second refraction optical element that deflects light entering along the direction of the second optical axis to be propagated along a direction of the third optical axis.Type: GrantFiled: October 21, 2021Date of Patent: December 24, 2024Assignee: ZHEJIANG SUNNY OPTICS CO., LTD.Inventors: Jiaying Zhang, Fujian Dai, Liefeng Zhao
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Patent number: 12164082Abstract: The disclosure provides an optical imaging lens assembly, which sequentially includes, from an object side to an image side along an optical axis: a first lens with a refractive power, an object-side surface thereof being a convex surface; a second lens with a refractive power; a third lens with a refractive power; a fourth lens with a positive refractive power; a fifth lens with a refractive power; a sixth lens with a negative refractive power; and a seventh lens with a negative refractive power, wherein a maximum field of view (FOV) of the optical imaging lens assembly satisfies 105°<FOV<125°.Type: GrantFiled: June 21, 2021Date of Patent: December 10, 2024Assignee: ZHEJIANG SUNNY OPTICS CO., LTD.Inventors: Litong Song, Fujian Dai, Liefeng Zhao
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Patent number: 12164179Abstract: The present disclosure relates to a technical field of optical lenses, and discloses a camera optical lens. The camera optical lens includes seven lenses. An order of the seven lenses is sequentially from an object side to an image side, which is shown as follows: a first lens having a positive refractive power, a second lens having a negative refractive power, a third lens having a negative refractive power, a fourth lens having a positive refractive power, a fifth lens having a negative refractive power, a sixth lens having a positive refractive power, and a seventh lens having a negative refractive power. The camera optical lens provided by the present disclosure has excellent optical characteristics, and further has characteristics of large aperture, wide-angle, and ultra-thin, especially suitable for mobile phone camera lens assemblies and WEB camera lenses, which are composed of camera components having high pixels, such as CCD.Type: GrantFiled: December 14, 2021Date of Patent: December 10, 2024Assignee: AAC Optics (Suzhou) Co., Ltd.Inventors: Koji Nitta, Yaqiong Guo
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Patent number: 12135409Abstract: An optical imaging lens group includes a first lens through a seventh lens sequentially arranged from an object side to an image side along an optical axis. The first lens has positive refractive power, and object-side and image-side surfaces thereof are a convex surface and a concave surface, respectively. The second lens has negative refractive power, and object-side and image-side surfaces of the second lens are a convex surface and a concave surface, respectively. The fourth and fifth lenses both have refractive power. The third and sixth lenses both have positive refractive power. The seventh lens has negative refractive power, and an object-side surface thereof has a concave surface. A distance along the optical axis TTL from the object-side surface of the first lens to an imaging plane and half of a diagonal length ImgH of an effective pixel area on the imaging plane satisfy TTL/ImgH<1.3.Type: GrantFiled: September 24, 2020Date of Patent: November 5, 2024Assignee: ZHEJIANG SUNNY OPTICAL CO., LTDInventors: Fujian Dai, Kaiyuan Zhang, Biao Xu
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Patent number: 12117595Abstract: A lens assembly includes a first, a second, a third, a fourth, a fifth, a sixth, and a seventh lenses. The first lens has negative refractive power. The second, third, fifth, and sixth lenses have refractive power. The fourth lens has positive refractive power and includes a convex surface facing an image side. The sixth includes a concave surface facing an object side. The seventh lens has positive refractive power. The lens assembly satisfies at least one of the following conditions: ?4<f2/f6<7; 0.7<f3/f7<1.1; ?3<f123/f4567<2; wherein f2, f3, f6, and f7 are respectively effective focal lengths of the second, third, sixth, and seventh lenses, f123 is an effective focal length of a combination of the first, second, and third lenses, and f4567 is an effective focal length of a combination of the fourth, fifth, sixth, and seventh lenses.Type: GrantFiled: September 27, 2021Date of Patent: October 15, 2024Assignees: Sintai Optical (Shenzhen) Co., Ltd., Asia Optical Co., Inc.Inventors: Po-Yuan Shih, An-Kai Chang
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Patent number: 12105263Abstract: An optical system, a lens module, and an electronic device are provide. The optical system includes, in order from an object side to an image side along an optical axis, a first to seventh lenses. Each of the first lens, the third lens, and the sixth lens has a positive refractive power. Each of the second lens and the seventh lens has a negative refractive power. Each of the second lens, the third lens, and the sixth lens has an object-side surface which is convex near the optical axis. Each of the second lens and the seventh lens has an image-side surface which is concave near the oprtical axis. The third lens has an image-side surface which is convex near a periphery of the image-side surface of the third lens. The seventh lens has an object-side surface which is convex near the optical axis.Type: GrantFiled: September 7, 2021Date of Patent: October 1, 2024Assignee: JIANGXI JINGCHAO OPTICAL CO., LTD.Inventors: Xuwen Dang, Binbin Liu, Hairong Zou, Ming Li
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Patent number: 12092900Abstract: An optical imaging system includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, and a sixth lens sequentially disposed from an object side to an imaging plane. The second lens has a concave image-side surface, the third lens comprises a positive refractive power, a radius of curvature of an object-side surface of the fifth lens is greater than a radius of curvature of an image-side surface of the fifth lens and a radius of curvature of an object-side surface of the sixth lens, and TTL/2lmgHT<0.695 in which TTL represents a distance from an object-side surface of a lens closest to the object side among the plurality of lenses to an imaging plane and 2lmgHT represents a diagonal length of an imaging plane.Type: GrantFiled: March 22, 2023Date of Patent: September 17, 2024Assignee: Samsung Electro-Mechanics Co., Ltd.Inventor: Ju Hwa Son
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Patent number: 12055689Abstract: There is provided an imaging lens with excellent optical characteristics which satisfies demand of a low profile and a low F-number. An imaging lens comprises in order from an object side to an image side, a first lens with negative refractive power, a second lens with positive refractive power, a third lens with positive refractive power, a fourth lens with negative refractive power, a fifth lens with positive refractive power, a sixth lens, and a seventh lens with negative refractive power, wherein said fourth lens has an image-side surface being convex in a paraxial region, said seventh lens has an image-side surface being concave in a paraxial region, and predetermined conditional expressions are satisfied.Type: GrantFiled: July 27, 2021Date of Patent: August 6, 2024Assignee: TOKYO VISIONARY OPTICS Co., Ltd.Inventors: Koki Tokuno, Zhiyu Huang
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Patent number: 12055686Abstract: The disclosure discloses an optical imaging system, sequentially includes from an object side to an image side along an optical axis: a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens and a seventh lens, wherein the first lens has a positive refractive power; the second lens has a negative refractive power, an object-side surface thereof is a concave surface, and an image-side surface thereof is a convex surface; the third lens has a refractive power; the fourth lens has a positive refractive power, an object-side surface thereof is a concave surface, and an image-side surface thereof is a convex surface; the seventh lens has a negative refractive power, an object-side surface thereof is a convex surface; and a total effective focal length f of the optical imaging system and an entrance pupil diameter EPD of the optical imaging system satisfy f/EPD?0.8.Type: GrantFiled: April 4, 2019Date of Patent: August 6, 2024Assignee: ZHEJIANG SUNNY OPTICS CO., LTD.Inventors: Xinghai You, Kaiyuan Zhang, Lin Huang
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Patent number: 12032126Abstract: An optical imaging system includes a first lens having a concave image-side surface, a second lens having a concave image-side surface, and a third lens having a positive refractive power. The optical imaging system includes a fourth lens having a positive refractive power and a concave object-side surface, a fifth lens, a sixth lens having a positive refractive power, and a seventh lens having a concave object-side surface. The first lens to the seventh lens are sequentially disposed at intervals from an object side toward an imaging plane.Type: GrantFiled: October 23, 2020Date of Patent: July 9, 2024Assignee: Samsung Electro-Mechanics Co., Ltd.Inventor: Il Yong Park
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Patent number: 12032153Abstract: An endoscope objective optical system includes in order from an object side, a front group having a positive refractive power, an aperture stop, and a rear group having a positive refractive power. The front group includes a negative lens which nearest to object, a rear group includes a positive lens which is nearest to image, and the endoscope objective optical system satisfies following conditional expressions (1??), (2) and (3??). ?15.0<ff/f1<?4.2??(1??) ?1.70<f1/f<?0.95??(2) 0.6<g1/g2<1.20??(3??) where, ff denotes a focal length of the positive lens, f1 denotes a focal length of the negative lens, f denotes a focal length of the overall endoscope objective optical system, g1 denotes a focal length of the front group, and g2 denotes a focal length of the rear group.Type: GrantFiled: October 7, 2021Date of Patent: July 9, 2024Assignee: OLYMPUS CORPORATIONInventor: Yoshihiro Takahashi
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Patent number: 12019220Abstract: An optical imaging system includes a first lens having a convex image-side surface, a second lens having a convex object-side surface, a third lens having a concave image-side surface, a fourth lens having a concave object-side surface, a fifth lens having a concave image-side surface, a sixth lens having a concave object-side surface, and a seventh lens having refractive power. The first to seventh lenses are sequentially disposed to be spaced apart from each other by an interval in a direction from an object side toward an imaging plane.Type: GrantFiled: July 13, 2021Date of Patent: June 25, 2024Assignee: Samsung Electro-Mechanics Co., Ltd.Inventor: Jin Hwa Jung
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Patent number: 12019213Abstract: The present disclosure provides a camera optical lens including, from an object side to an image side in sequence: a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, a seventh lens, and an eighth lens; wherein the first lens has a positive refractive power, and the camera optical lens satisfies conditions of: 0.95?f/TTL; 3.50?f2/f?5.50; and 2.50?(R11+R12)/(R11?R12)?15.00. The camera optical lens can achieve good optical performance while meeting the design requirements for long focal length and ultra-thinness.Type: GrantFiled: December 29, 2020Date of Patent: June 25, 2024Assignee: AAC Optics (Suzhou) Co., Ltd.Inventor: Wei Sun
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Patent number: 12001081Abstract: The present invention relates to a field of optical lens, and provides a camera optical lens including, from an object side to an image side in sequence: a first lens having a negative refractive power, a second lens having a positive refractive power, a third lens, a fourth lens having a negative refractive power, a fifth lens having a positive refractive power, a sixth lens, a seventh lens having a negative refractive power and provided with an image-side surface as a free-form surface; and the camera optical lens satisfies conditions of: |f2/f3|?0.07; ?0.50?f2/f4??0.30; 0.58?D12/f?0.64; and 0.35?D23/f?0.45. The camera optical lens provided by the present disclosure has |TV_D|<1.0%, has excellent optical performance, is of wide angle with 2?>110°, and includes seven lenses.Type: GrantFiled: April 12, 2021Date of Patent: June 4, 2024Assignee: Changzhou Raytech Optronics Co., Ltd.Inventors: Hiroyuki Teraoka, Takayuki Sakaguchi
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Patent number: 11988896Abstract: An optical imaging system includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, and a seventh lens sequentially disposed in ascending numerical order along an optical axis from an object side of the optical imaging system toward an imaging plane of an image sensor, wherein TTL/(2*IMG HT)?0.67 is satisfied, where TTL is a distance along the optical axis from an object-side surface of the first lens to the imaging plane of the image sensor, and IMG HT is one half of a diagonal length of the imaging plane of the image sensor, and 15<v1-v3<45 is satisfied, where v1 is an Abbe number of the first lens, and v3 is an Abbe number of the third lens.Type: GrantFiled: February 3, 2021Date of Patent: May 21, 2024Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Kil Soo Shin, Yong Joo Jo
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Patent number: 11988890Abstract: A fixed focus lens includes a first lens group with a negative refractive power, an aperture stop, and a second lens group with a positive refractive power arranged in order from a first side to a second side. The first lens group has at least two lenses including at least one aspheric lens. The second lens group includes at least five lenses, the at least five lenses comprising a first compound lens and a second compound lens. A difference between a maximum Abbe number and a minimum Abbe number for all lenses of the first compound lens is greater than 50, and a difference between a maximum Abbe number and a minimum Abbe number for all lenses of the second compound lens is greater than 45.Type: GrantFiled: January 31, 2020Date of Patent: May 21, 2024Assignee: YOUNG OPTICS INC.Inventors: Shuo-Chieh Chang, Yi-Hsueh Chen
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Patent number: 11971524Abstract: The present disclosure relates to the technical field of optical lens and discloses a camera optical lens satisfying following conditions: 65.00?v1?95.00; ?6.00?f2/f??1.80; and ?30.00?(R5+R6)/(R5?R6)??1.50; where v1 denotes an abbe number of the first lens L1; f denotes a focal length of the camera optical lens; f2 denotes a focal length of the second lens; R5 denotes a central curvature radius of an object-side surface of the third lens; and R6 denotes a central curvature radius of an image-side surface of the third lens. The camera optical lens provided in the present disclosure satisfies design requirements of large aperture, wide angle and ultra-thinness while having good optical functions.Type: GrantFiled: December 30, 2020Date of Patent: April 30, 2024Assignee: AAC Optics (Suzhou) Co., Ltd.Inventors: Kang Wang, Jia Chen
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Patent number: 11947082Abstract: A camera optical lens is provided. The camera optical lens includes, from an object side to an image side, a first lens, a second lens having a positive refractive power, a third lens, a fourth lens, a fifth lens, a sixth lens, a seventh lens, an eighth lens, and a ninth lens. The camera optical lens satisfies following conditions: 1.60?f1/f?3.00, and 2.50?d13/d14?12.00, where f denotes a focal length of the camera optical lens, f1 denotes a focal length of the first lens, d13 denotes an on-axis thickness of the seventh lens, and d14 denotes an on-axis distance from an image side surface of the seventh lens to an object side surface of the eighth lens. The camera optical leans according to the present disclosure has good optical performance while satisfying design requirements for ultra-thin and wide-angle lenses having large apertures.Type: GrantFiled: December 28, 2020Date of Patent: April 2, 2024Assignee: Raytech Optical (Changzhou) Co., LtdInventor: Xueshuang Fan
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Patent number: 11940605Abstract: A photographing optical lens assembly includes, in order from an object side to an image side, a first lens element, a second lens element, a third lens element, a fourth lens element, a fifth lens element, a sixth lens element and a seventh lens element. The first lens element with refractive power has an object-side surface being convex in a paraxial region thereof. Each second, third, fourth and fifth lens element has refractive power. The sixth lens element with negative refractive power has an object-side surface being concave in a paraxial region thereof and an image-side surface being convex in a paraxial region thereof, and both of the surfaces of the sixth lens element are aspheric. The seventh lens element with refractive power has an image-side surface being concave in a paraxial region thereof, wherein the image-side surface has at least one convex shape in an off-axis region thereof.Type: GrantFiled: April 3, 2023Date of Patent: March 26, 2024Assignee: LARGAN PRECISION CO., LTD.Inventor: Wei-Yu Chen
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Patent number: 11927829Abstract: An optical imaging system includes first through seventh lenses. The first lens includes positive refractive power, the second lens includes a positive refractive power, the third lens includes a negative refractive power, an object-side surface thereof being convex, the fourth lens includes a positive refractive power, the fifth lens includes a negative refractive power, the sixth lens includes a negative refractive power, and the seventh lens includes a negative refractive power and having an inflection point formed on an image-side surface thereof. The first to seventh lenses are sequentially disposed from an object side toward an imaging plane.Type: GrantFiled: July 22, 2022Date of Patent: March 12, 2024Assignee: Samsung Electro-Mechanics Co., Ltd.Inventor: Il Yong Park
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Patent number: 11914121Abstract: A reduction optical system disposed on an image side of a main optical system, a composite focal length of the main optical system and the reduction optical system being shorter than a focal length of the main optical system, includes a first lens element disposed closest to an object side and having a positive refractive power, a second lens element disposed closest to an image side and having a positive refractive power, and a positive lens and a negative lens disposed between the first lens element and the second lens element.Type: GrantFiled: April 7, 2021Date of Patent: February 27, 2024Assignee: CANON KABUSHIKI KAISHAInventors: Kazuya Shimomura, Akihiko Yuki
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Patent number: 11899281Abstract: An optical imaging lens sequentially includes, from an object side to an image side along an optical axis: a first lens (E1) with refractive power; a second lens (E2) with positive refractive power; a third lens (E3) with positive refractive power; a fourth lens (E4) with refractive power; a fifth lens (E5) with positive refractive power; a sixth lens (E6) with refractive power; and a seventh lens (E7) with refractive power. A total effective focal length f of the optical imaging lens and a curvature radius R4 of an image-side surface of the second lens meet 0.6<R4/f<1.5. TTL is a distance from an object-side surface of the first lens to an imaging surface of the optical imaging lens on the optical axis, and ImgH is a half of a diagonal length of an effective pixel region on the imaging surface of the optical imaging lens, TTL and ImgH meet 0.55<TTL/(ImgH×2)<0.75.Type: GrantFiled: July 11, 2019Date of Patent: February 13, 2024Assignee: ZHEJIANG SUNNY OPTICS CO., LTD.Inventors: Yuanlin Jia, Wuchao Xu, Fujian Dai, Liefeng Zhao
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Patent number: 11899176Abstract: Lens systems are described that may be used in small form factor cameras. An imaging lens system may include a front aperture and five lens elements, and provides a low F-number (<=2.4), wide field of view (>=82 degrees), and short total track length (TTL). Lens system parameters and relationships may be selected at least in part to reduce, compensate, or correct for optical aberrations and lens artifacts and effects across the field of view.Type: GrantFiled: February 12, 2021Date of Patent: February 13, 2024Assignee: Apple Inc.Inventor: Yuhong Yao
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Patent number: 11892606Abstract: An imaging lens which uses a larger number of constituent lenses for higher performance and features compactness and a wide field of view. The imaging lens is composed of seven lenses to form an image of an object on a solid-state image sensor. The constituent lenses are arranged in the following order from an object side to an image side: a first lens with positive refractive power; a second lens with positive or negative refractive power; a third lens with negative refractive power; a fourth lens with positive or negative refractive power as a double-sided aspheric lens; a meniscus fifth lens having a convex surface on the image side; a sixth lens with positive or negative refractive power as a double-sided aspheric lens; and a seventh lens with negative refractive power, in which an air gap is provided between lenses.Type: GrantFiled: May 3, 2021Date of Patent: February 6, 2024Assignee: TOKYO VISIONARY OPTICS CO., LTD.Inventor: Masaya Hashimoto
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Patent number: 11892608Abstract: A photographing optical lens assembly includes, in order from an object side to an image side, a first lens element, a second lens element, a third lens element, a fourth lens element, a fifth lens element, a sixth lens element and a seventh lens element. The first lens element with positive refractive power has an object-side surface being convex in a paraxial region thereof. The second lens element has negative refractive power. The sixth lens element has at least one of an object-side surface and an image-side surface being aspheric, wherein at least one of the object-side surface and the image-side surface of the sixth lens element comprises at least one inflection point. The seventh lens element has an object-side surface and an image-side surface being both aspheric.Type: GrantFiled: March 3, 2023Date of Patent: February 6, 2024Assignee: LARGAN PRECISION CO., LTD.Inventor: Hsin-Hsuan Huang
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Patent number: 11867975Abstract: An optical imaging system includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, and a seventh lens sequentially disposed in ascending numerical order along an optical axis of the optical imaging system from an object side of the optical imaging system toward an imaging surface of an image sensor, wherein a conditional expression f/f2+f/f3<?0.4 is satisfied, where f is a focal length of the optical imaging system, f2 is a focal length of the second lens, and f3 is a focal length of the third lens, and a conditional expression TTL/(2*IMG HT)<0.69 is satisfied, where TTL is a distance along the optical axis from an object-side surface of the first lens to the imaging surface of the image sensor, and IMG HT is one-half of a diagonal length of the imaging surface of the image sensor.Type: GrantFiled: November 4, 2020Date of Patent: January 9, 2024Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Jae Hyuk Huh, Jae Hyun Baik, Yong Joo Jo
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Patent number: 11828909Abstract: An imaging lens which uses a larger number of constituent lenses for higher performance and features compactness and a wide field of view. The imaging lens is composed of seven lenses to form an image of an object on a solid-state image sensor. The constituent lenses are arranged in the following order from an object side to an image side: a first lens with positive refractive power; a second lens with positive or negative refractive power; a third lens with negative refractive power; a fourth lens with positive or negative refractive power as a double-sided aspheric lens; a meniscus fifth lens having a convex surface on the image side; a sixth lens with positive or negative refractive power as a double-sided aspheric lens; and a seventh lens with negative refractive power, in which an air gap is provided between lenses.Type: GrantFiled: May 3, 2021Date of Patent: November 28, 2023Assignee: TOKYO VISIONARY OPTICS CO., LTD.Inventor: Masaya Hashimoto
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Patent number: 11829006Abstract: An imaging lens includes a first lens; a second lens; a third lens having negative refractive power; a fourth lens; a fifth lens; a sixth lens; and a seventh lens, arranged in this order from an object side to an image plane side. The sixth lens is formed in a shape so that a surface thereof on the image plane side is concave at a paraxial region thereof. The seventh lens is formed in a shape so that a surface thereof on the image plane side is aspheric. The first lens and the second lens have a specific composite focal length. The third lens have a specific focal length.Type: GrantFiled: December 3, 2020Date of Patent: November 28, 2023Assignee: TOKYO VISIONARY OPTICS CO., LTD.Inventors: Yoji Kubota, Kenichi Kubota, Hitoshi Hirano, Tomohiro Yonezawa
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Patent number: 11822151Abstract: An imaging lens includes a first lens; a second lens; a third lens having negative refractive power; a fourth lens having positive refractive power; a fifth lens; a sixth lens; and a seventh lens, arranged in this order from an object side to an image plane side. The first lens has at least one aspheric surface. The fifth lens has two aspheric surfaces. The sixth lens is formed in a shape so that a surface thereof on the object side is convex at a paraxial region thereof and a surface thereof on the image plane side is concave at a paraxial region thereof. The seventh lens has two aspheric surfaces.Type: GrantFiled: December 3, 2020Date of Patent: November 21, 2023Assignee: TOKYO VISIONARY OPTICS CO., LTDInventors: Yoji Kubota, Kenichi Kubota, Hitoshi Hirano, Tomohiro Yonezawa
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Patent number: 11808923Abstract: An imaging lens which uses a larger number of constituent lenses for higher performance and features compactness and a wide field of view. The imaging lens is composed of seven lenses to form an image of an object on a solid-state image sensor. The constituent lenses are arranged in the following order from an object side to an image side: a first lens with positive refractive power; a second lens with positive or negative refractive power; a third lens with negative refractive power; a fourth lens with positive or negative refractive power as a double-sided aspheric lens; a meniscus fifth lens having a convex surface on the image side; a sixth lens with positive or negative refractive power as a double-sided aspheric lens; and a seventh lens with negative refractive power, in which an air gap is provided between lenses.Type: GrantFiled: May 3, 2021Date of Patent: November 7, 2023Assignee: TOKYO VISIONARY OPTICS CO., LTD.Inventor: Masaya Hashimoto
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Patent number: 11796772Abstract: An imaging lens which uses a larger number of constituent lenses for higher performance and features compactness and a wide field of view. The imaging lens is composed of seven lenses to form an image of an object on a solid-state image sensor. The constituent lenses are arranged in the following order from an object side to an image side: a first lens with positive refractive power; a second lens with positive or negative refractive power; a third lens with negative refractive power; a fourth lens with positive or negative refractive power as a double-sided aspheric lens; a meniscus fifth lens having a convex surface on the image side; a sixth lens with positive or negative refractive power as a double-sided aspheric lens; and a seventh lens with negative refractive power, in which an air gap is provided between lenses.Type: GrantFiled: May 3, 2021Date of Patent: October 24, 2023Assignee: TOKYO VISIONARY OPTICS CO., LTD.Inventor: Masaya Hashimoto
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Patent number: 11774725Abstract: Disclosed is a camera optical lens including six lenses from an object side to an image side being: a first lens with a positive refractive power, a second lens with a negative refractive power, a third lens with a negative refractive power, a fourth lens with a positive refractive power, a fifth lens with a negative refractive power, and a sixth lens. The camera optical lens satisfies: ?5.00?f2/f??2.00; 3.00?R9/R10?20.00; wherein, f denotes a focal length of the camera optical lens, f2 denotes a focal length of the second lens, R9 denotes a central curvature radius of an object-side surface of the fifth lens, and R10 denotes a central curvature radius of an image-side surface of the fifth lens.Type: GrantFiled: December 28, 2020Date of Patent: October 3, 2023Assignee: Raytech Optical (Changzhou) Co., Ltd.Inventor: Xuepeng Zhou
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Patent number: 11740438Abstract: An imaging lens which uses a larger number of constituent lenses for higher performance and features compactness and a wide field of view. The imaging lens is composed of seven lenses to form an image of an object on a solid-state image sensor. The constituent lenses are arranged in the following order from an object side to an image side: a first lens with positive refractive power; a second lens with positive or negative refractive power; a third lens with negative refractive power; a fourth lens with positive or negative refractive power as a double-sided aspheric lens; a meniscus fifth lens having a convex surface on the image side; a sixth lens with positive or negative refractive power as a double-sided aspheric lens; and a seventh lens with negative refractive power, in which an air gap is provided between lenses.Type: GrantFiled: May 3, 2021Date of Patent: August 29, 2023Assignee: TOKYO VISIONARY OPTICS CO., LTD.Inventor: Masaya Hashimoto
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Patent number: 11709338Abstract: An optical imaging lens assembly includes seven lens elements which are, in order from an object side to an image side: a first lens element, a second lens element, a third lens element, a fourth lens element, a fifth lens element, a sixth lens element and a seventh lens element. Each of the seven lens elements has an object-side surface facing toward the object side and an image-side surface facing toward the image side. The object-side surface of the first lens element is convex in a paraxial region thereof, and at least one surface among the object-side surfaces and the image-side surfaces of the seven lens elements has at least one inflection point.Type: GrantFiled: January 4, 2021Date of Patent: July 25, 2023Assignee: LARGAN PRECISION CO., LTD.Inventor: Hsin-Hsuan Huang
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Patent number: 11656440Abstract: A photographing optical lens assembly includes, in order from an object side to an image side, a first lens element, a second lens element, a third lens element, a fourth lens element, a fifth lens element, a sixth lens element and a seventh lens element. The first lens element with refractive power has an object-side surface being convex in a paraxial region thereof. Each second, third, fourth and fifth lens element has refractive power. The sixth lens element with negative refractive power has an object-side surface being concave in a paraxial region thereof and an image-side surface being convex in a paraxial region thereof, and both of the surfaces of the sixth lens element are aspheric. The seventh lens element with refractive power has an image-side surface being concave in a paraxial region thereof, wherein the image-side surface has at least one convex shape in an off-axis region thereof.Type: GrantFiled: November 2, 2021Date of Patent: May 23, 2023Assignee: LARGAN PRECISION CO., LTD.Inventor: Wei-Yu Chen