First Component Positive Patents (Class 359/764)
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Patent number: 9772472Abstract: This disclosure discloses an optical imaging lens assembly, sequentially arranged from an object side to an image side along an optical axis, comprising: the first lens element with positive refractive power, the second lens element with negative refractive power having a convex object-side surface and a concave image-side surface, the third lens element with positive refractive power, the fourth lens element with negative refractive power having a concave object-side surface and a convex image-side surface, the fifth lens element with refractive power having a concave image-side surface, and both object-side surface and image-side surface being aspheric, wherein a stop and an image sensor disposed on an image plane are also provided. By such arrangements, the image pickup optical system satisfies conditions related to shorten the total length and to reduce the sensitivity for use in compact cameras and mobile phones with camera functionalities.Type: GrantFiled: June 22, 2016Date of Patent: September 26, 2017Assignee: LARGAN PRECISION CO., LTD.Inventor: Hsin-Hsuan Huang
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Patent number: 9766435Abstract: A camera lens is disclosed. The camera lens includes five piece ultra-thin and wide angle lenses with excellent optical properties and with chromatic aberration sufficiently corrected as follows: a first lens with positive refractive power; a second lens with negative refractive power; a third lens with positive refractive power; a fourth lens with positive refractive power; a fifth lens with negative refractive power which are arranged sequentially from the object side. The camera lens is characterized in that it meets specified conditions.Type: GrantFiled: September 6, 2016Date of Patent: September 19, 2017Assignee: AAC TECHNOLOGIES PTE. LTD.Inventor: Hiroyuki Teraoka
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Patent number: 9726854Abstract: The invention discloses a three-piece optical lens for capturing image and a three-piece optical module for capturing image, which include, along the optical axis in order from an object side to an image side, a first lens with positive refractive power having an object-side surface which can be convex; a second lens with refractive power; a third lens with refractive power; two surfaces of each of the three lenses can be both aspheric. The third lens can have positive refractive power, wherein an image-side surface thereof can be concave, and both surfaces thereof are aspheric; at least one surface of the third lens has an inflection point. The optical lens can increase aperture value and improve the imagining quality for use in compact cameras.Type: GrantFiled: December 10, 2015Date of Patent: August 8, 2017Assignee: Ability Opto-Electronics Technology Co., LTD.Inventors: Yao-Wei Liu, Yeong-Ming Chang
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Patent number: 9703071Abstract: A five-piece optical lens for capturing image and a five-piece optical module for capturing image, along the optical axis in order from an object side to an image side, include a first lens with positive refractive power, wherein an object-side surface thereof can be convex; a second lens with refractive power; a third lens with refractive power; a fourth lens with refractive power; and a fifth lens, wherein the fifth lens can have negative refractive power, and an image-side surface thereof can be concave; an image-side surface and an object-side surface of each of the five lens elements are both aspheric. At least one surface of the fifth lens has an inflection point. The optical lens can increase aperture value and improve the imagining quality for use in compact cameras.Type: GrantFiled: May 20, 2015Date of Patent: July 11, 2017Assignee: Ability Opto-Electronics Technology Co., Ltd.Inventors: Nai-Yuan Tang, Yeong-Ming Chang
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Patent number: 9651758Abstract: A five-piece optical lens for capturing image and a five-piece optical module for capturing image, along the optical axis in order from an object side to an image side, include a first lens with refractive power having an object-side surface which can be convex; a second lens with refractive power; a third lens with refractive power; a fourth lens with negative refractive power; and a fifth lens which can have negative refractive power, wherein an image-side surface thereof can be concave, and at least one surface of the fifth lens has an inflection point; both surfaces of each of the five lenses are aspheric. The optical lens can increase aperture value and improve the imaging quality for use in compact cameras.Type: GrantFiled: May 26, 2015Date of Patent: May 16, 2017Assignee: ABILITY OPTO-ELECTRONICS TECHNOLOGY CO., LTD.Inventors: Nai-Yuan Tang, Yeong-Ming Chang
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Patent number: 9645356Abstract: An optical imaging system includes, in order from an object side to an image side, a first lens element with positive refractive power, a second lens element, a third lens element, a fourth lens element, and a fifth lens element. Each of the fourth lens element and the fifth lens element includes at least one aspheric surface. The fourth lens element and the fifth lens element are made of plastic. The fifth lens element includes a concave image-side surface and at least one inflection point. An axial distance is formed between each of the first lens element, the second lens element, the third lens element, the fourth lens element, and the fifth lens element, and the optical imaging system further comprises a stop.Type: GrantFiled: June 22, 2015Date of Patent: May 9, 2017Assignee: LARGAN PRECISION CO., LTD.Inventors: Chun-Shan Chen, Tsung-Han Tsai, Hsin-Hsuan Huang
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Patent number: 9599795Abstract: A five-piece optical lens for capturing image and a five-piece optical module for capturing image, along the optical axis in order from an object side to an image side, include a first lens with positive refractive power having an object-side surface which can be convex; a second lens with refractive power; a third lens with refractive power; a fourth lens with refractive power; and a fifth lens which can have negative refractive power, wherein an image-side surface thereof can be concave, and at least one surface of the fifth lens has an inflection point; both surfaces of each of the five lenses are aspheric. The optical lens can increase aperture value and improve the imagining quality for use in compact cameras.Type: GrantFiled: June 19, 2015Date of Patent: March 21, 2017Assignee: ABILITY OPTO-ELECTRONICS TECHNOLOGY CO., LTD.Inventors: Nai-Yuan Tang, Yeong-Ming Chang
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Patent number: 9575290Abstract: An imaging lens is constituted of five lenses, including, in order from the object side to the image side: a first lens having a positive refractive power, which is of a meniscus shape having a convex surface toward the object side; a second lens having a negative refractive power and a concave surface toward the image side; a third lens having a positive refractive power, which is of a meniscus shape having a convex surface toward the object side; a fourth lens having a negative refractive power; and a fifth lens having a negative refractive power and at least one inflection point on the surface thereof toward the image side. Predetermined conditional formulae are satisfied.Type: GrantFiled: September 17, 2015Date of Patent: February 21, 2017Assignee: FUJIFILM CorporationInventors: Masato Kondo, Takayuki Noda, Tatsuyuki Ogino, Michio Cho
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Patent number: 9575288Abstract: An imaging lens elements are arranged in order from an object side, an aperture stop, positive first lens having convex object-side and image-side surfaces, negative meniscus second lens having a concave image-side surface, positive third lens having at least one aspheric surface, positive double-sided aspheric fourth lens, and negative double-sided aspheric fifth lens having concave object-side and image-side surfaces with its image-side surface having a pole-change point off the axis. It satisfies conditional expressions below: 0.5<f1/f<1.0??(1) 10.0<f3/f??(2) 0.8<(r3+r4)/(r3?r4)<2.0??(3) where f: focal length of the imaging lens overall optical system f1: first lens focal length f3: third lens focal length r3: curvature radius of the second lens object-side surface r4: curvature radius of the second lens image-side surface.Type: GrantFiled: September 2, 2014Date of Patent: February 21, 2017Assignee: KANTATSU CO., LTD.Inventors: Tomohiro Yonezawa, Yukio Sekine
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Patent number: 9549108Abstract: A photographic lens optical system which includes five lenses sequentially arranged in a direction from an object to an image sensor is disclosed. A first lens may have a positive refractive power and an entrance surface convex toward the object. A second lens may have a negative refractive power and an exit surface concave toward the image sensor. A third lens may have a positive refractive power and a meniscus shape convex toward the image sensor. A fourth lens may have a negative refractive power and a meniscus shape convex toward the image sensor. A fifth lens may have a negative refractive power, and at least one of an entrance surface and an exit surface of the fifth lens may be aspheric. The system may satisfy the formula: | tan ?|/f<1.0, ? denoting an angle of view of the system, and f denoting a focal length of the system.Type: GrantFiled: December 31, 2014Date of Patent: January 17, 2017Assignee: KOLEN CO., LTDInventors: Jae Hoon Cho, Chi Ho Ahn, Ji Eun Kim, Se Jin Kim, Seong Hee Bae
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Patent number: 9513468Abstract: Present embodiments provide for a mobile device and an optical imaging lens thereof. The optical imaging lens comprises five lens elements positioned sequentially from an object side to an image side. Though controlling the convex or concave shape of the surfaces and/or the refracting power of the lens elements, the optical imaging lens shows better optical characteristics and the total length of the optical imaging lens is shortened.Type: GrantFiled: November 30, 2015Date of Patent: December 6, 2016Assignee: Genius Electronic Optical Co., Ltd.Inventors: Kuo-Wen Chang, Poche Lee, Wei-Yu Lo
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Patent number: 9494773Abstract: An image pickup lens includes an aperture stop, a first lens with positive refractive power having a convex object-side surface, a second meniscus lens having a concave image-side surface, a third meniscus lens having a convex image-side surface, a fourth meniscus lens having a concave object-side surface near an optical axis, and a fifth meniscus lens having a concave image-side surface near the optical axis, wherein the image-side surface of the fourth lens has an aspherical shape in which a positive refractive power weakens toward the periphery, and wherein the following conditional expressions (1) and (7) are satisfied: 0.55<f1/f<1.0??(1) ?1.6<f2/f<?0.7??(7) where f represents a focal length of an overall image pickup lens, f1 represents a first lens focal length, and f2 represents a second lens focal length.Type: GrantFiled: September 10, 2014Date of Patent: November 15, 2016Assignee: KANTATSU CO., LTD.Inventor: Tomohiro Yonezawa
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Patent number: 9491341Abstract: Present embodiments provide for a mobile device and an optical imaging lens thereof. The optical imaging lens comprises five lens elements positioned sequentially from an object side to an image side. Through controlling the convex or concave shape of the surfaces and/or the refracting power of the lens elements, the optical imaging lens shows better optical characteristics and the total length of the optical imaging lens is shortened.Type: GrantFiled: February 21, 2014Date of Patent: November 8, 2016Assignee: GENIUS ELECTRONIC OPTICAL CO., LTD.Inventors: Shih Han Chen, Poche Lee, Chia-Cheng Lin, Kailun Wang
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Patent number: 9442271Abstract: Disclosed herein is an imaging lens unit, including: a first lens having a positive (+) power; a second lens having a negative (?) power; a third lens having power; a fourth lens having a negative (?) power; and a fifth lens having a negative (?) power, wherein the first lens, the second lens, the third lens, the fourth lens, and fifth lens are arranged in order from an object to be formed as an image, and the fourth lens is convex toward an image side.Type: GrantFiled: January 30, 2014Date of Patent: September 13, 2016Assignee: Samsung Electro-Mechanics Co., Ltd.Inventor: Ho Sik You
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Patent number: 9417435Abstract: An optical image capturing 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 and a fifth lens element. The first lens element with positive refractive power has a convex object-side surface. The second lens element has negative refractive power. The third lens element has negative refractive power. The fourth lens element with negative refractive power has a concave object-side surface and a convex image-side surface. The fifth lens element with refractive power has a concave image-side surface, wherein the fifth lens element has at least one inflection point formed on at least one surface thereof. Both of the object-side surface and the image-side surface of the fourth and fifth lens elements are aspheric. The optical image capturing lens assembly has a total of five lens elements with refractive power.Type: GrantFiled: October 20, 2015Date of Patent: August 16, 2016Assignee: LARGAN PRECISION CO., LTD.Inventors: Po-Lun Hsu, Chun-Shan Chen, Dung-Yi Hsieh, Tsung-Han Tsai, Hsin-Hsuan Huang
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Patent number: 9400372Abstract: An imaging lens is substantially constituted by five lenses, including: a positive first lens having a convex surface toward the object side; a negative second lens of a meniscus shape with a concave surface toward the object side; a positive third lens of a meniscus shape with a convex surface toward the object side; a positive fourth lens of a meniscus shape with a concave surface toward the object side; and a negative fifth lens having a concave surface toward the image side, the surface thereof toward the image side being of an aspherical shape having at least one inflection point within a range from an intersection of a principal light ray at a maximum angle of view with the surface toward the image side inwardly toward the optical axis in the radial direction, provided in this order from the object side. The imaging lens satisfies a predetermined conditional formula.Type: GrantFiled: January 7, 2015Date of Patent: July 26, 2016Assignee: FUJIFILM CorporationInventor: Takuya Tanaka
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Patent number: 9400373Abstract: An optical imaging lens assembly, sequentially arranged from an object side to an image side along an optical axis, comprising: the first lens element with positive refractive power, the second lens element with negative refractive power having a convex object-side surface and a concave image-side surface, the third lens element with positive refractive power, the fourth lens element with negative refractive power having a concave object-side surface and a convex image-side surface, the fifth lens element with refractive power having a concave image-side surface, and both object-side surface and image-side surface being aspheric, wherein a stop and an image sensor disposed on an image plane are also provided. By such arrangements, the image pickup optical system satisfies conditions related to shorten the total length and to reduce the sensitivity for use in compact cameras and mobile phones with camera functionalities.Type: GrantFiled: October 1, 2013Date of Patent: July 26, 2016Assignee: Largan Precision Co.Inventor: Hsin-Hsuan Huang
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Patent number: 9323028Abstract: An optical image capturing system includes five lens elements with refractive power, 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 and a fifth lens element. The first lens element with positive refractive power has a convex object-side surface. The second lens element with negative refractive power has a concave image-side surface. The third lens element has negative refractive power. The fourth lens element with refractive power has a concave image-side surface, and the surfaces of the fourth lens element are aspheric. The fifth lens element with refractive power has a concave image-side surface, wherein at least one inflection point formed on the image-side surface thereof, and the surfaces of the fifth lens element are aspheric.Type: GrantFiled: February 20, 2015Date of Patent: April 26, 2016Assignee: LARGAN PRECISION CO., LTD.Inventors: Tsung-Han Tsai, Hsin-Hsuan Huang
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Patent number: 9285563Abstract: The present invention relates to an imaging lens, the imaging lens including , in an ordered way from an object side, a first lens having positive (+) refractive power, a second lens having negative (?) refractive power, a third lens having positive (+) refractive power, a fourth lens having positive (+) refractive power, and a fifth lens having negative (?) refractive power, wherein an aperture is interposed between the first and second lenses, and the imaging lens meets a conditional expression of 20<V2<30 and 50<V3,V4,V5<60, where Abbe' number of second lens is V2, Abbe's number of third lens is V3, Abbe's number of fourth lens is V4, and Abbe's number of fifth lens is V5.Type: GrantFiled: June 8, 2012Date of Patent: March 15, 2016Assignee: LG INNOTEK CO., LTD.Inventor: Hyejung Jeong
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Patent number: 9274314Abstract: An imaging lens includes an aperture stop, first, second, third, fourth and fifth lens elements arranged from an object side to an image side in the given order. The first lens element has a positive refractive power. The second lens element has an image-side surface with a concave portion in a vicinity of a periphery. The third lens element has an object-side surface with a concave portion in a vicinity of a periphery. The fourth lens element has an object-side surface with a convex portion in a vicinity of a optical axis. The fourth lens element and the fifth lens element have an image-side surface with a concave portion in a vicinity of a optical axis. The fifth lens element is made of a plastic material.Type: GrantFiled: December 10, 2013Date of Patent: March 1, 2016Assignee: GENIUS ELECTRONIC OPTICAL CO., LTD.Inventor: Chen-Cheng Liao
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Patent number: 9261675Abstract: A compact, low-profile, low-cost imaging lens with brightness of F-value 2.5 or less and a wide field of view, which corrects aberrations properly. Elements are arranged from an object side: an aperture stop, positive first lens having a convex object-side surface, negative biconcave second lens having concave object-side and image-side surfaces, positive or negative third lens having a convex object-side surface and at least one aspheric surface; positive meniscus double-sided aspheric fourth lens having a convex image-side surface; and negative double-sided aspheric fifth lens having a concave image-side surface. The fifth lens' aspheric image-side surface has a pole-change point off an optical axis, and the imaging lens satisfies the following conditional expressions: TTL/2ih?0.8??(1) 1.60<Nd3<1.70??(2) 4.0<|r9/r10|<14.Type: GrantFiled: December 17, 2014Date of Patent: February 16, 2016Assignee: KANTATSU CO., LTD.Inventor: Masaya Hashimoto
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Patent number: 9261676Abstract: This disclosure provides an optical image capturing lens system comprising: a positive first lens element having a convex object-side surface, a negative second lens element, a positive third lens element having a convex image-side surface, a fourth lens element having a concave object-side surface and a convex image-side surface; and a positive fifth lens element having a convex object-side surface at a paraxial region thereof, both of the object-side and image-side surfaces being aspheric, and at least one inflection point is positioned on at least one of the object-side and image-side surfaces thereof. When particular relations are satisfied, the angle at which light projects onto the image plane can be efficiently controlled for increasing the relative illumination and preventing the occurrence of vignetting.Type: GrantFiled: December 17, 2014Date of Patent: February 16, 2016Assignee: LARGAN PRECISION CO., LTD.Inventors: Kuan-Ming Chen, Tsung-Han Tsai, Hsin-Hsuan Huang
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Patent number: 9223117Abstract: Present embodiments provide for a mobile device and an optical imaging lens thereof. The optical imaging lens comprises five lens elements positioned sequentially from an object side to an image side. Through controlling the convex or concave shape of the surfaces and/or the refracting power of the lens elements, the optical imaging lens shows better optical characteristics and the total length of the optical imaging lens is shortened.Type: GrantFiled: July 24, 2013Date of Patent: December 29, 2015Assignee: GENIUS ELECTRONIC OPTICAL CO., LTD.Inventors: Shih Han Chen, Guanning Huang, Kailun Wang
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Patent number: 9207435Abstract: An imaging optical lens system 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 and a fifth 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 refractive power. The third lens element with positive refractive power has an object-side surface being convex in a paraxial region thereof and an image-side surface being concave in a paraxial region thereof. The fourth lens element with refractive power has an image-side surface being concave in a paraxial region thereof. The fifth lens element with refractive power has an image-side surface being concave in a paraxial region thereof. The imaging optical lens system has a total of five lens elements with refractive power.Type: GrantFiled: January 24, 2014Date of Patent: December 8, 2015Assignee: LARGAN PRECISION CO., LTD.Inventors: Tsung-Han Tsai, Hsin-Hsuan Huang
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Patent number: 9176301Abstract: An imaging lens includes first to fifth lens elements arranged from an object side to an image side in the given order. Through designs of surfaces of the lens elements and relevant lens parameters, a short system length of the imaging lens may be achieved while maintaining good optical performance.Type: GrantFiled: August 13, 2014Date of Patent: November 3, 2015Assignee: GENIUS ELECTRONIC OPTICAL CO., LTD.Inventors: Shih-Han Chen, Chung-Chih Chang, Hung-Chien Hsieh
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Patent number: 9170403Abstract: An imaging lens is constituted by: a first lens having a positive refractive power and is of a meniscus shape with a convex surface toward the object side; a second lens having a negative refractive power; a third lens having a positive refractive power and a convex surface toward the object side; a fourth lens having a positive refractive power and a convex surface toward the object side; and a fifth lens having a negative refractive power, a concave surface toward the image side on the surface thereof toward the image side in the vicinity of the optical axis, and an inflection point on the surface thereof toward the image side, provided in this order from the object side.Type: GrantFiled: November 19, 2014Date of Patent: October 27, 2015Assignee: FUJIFILM CORPORATIONInventors: Yoshikazu Shinohara, Kazuya Yoneyama, Michio Cho
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Patent number: 9164257Abstract: Present embodiments provide for a mobile device and an optical imaging lens thereof. The optical imaging lens comprises five lens elements positioned sequentially from an object side to an image side. Through controlling the convex or concave shape of the surfaces of the lens elements and designing parameters satisfying an inequality, the optical imaging lens shows better optical characteristics and the total length of the optical imaging lens is shortened.Type: GrantFiled: April 18, 2014Date of Patent: October 20, 2015Assignee: GENIUS ELECTRONIC OPTICAL CO., LTD.Inventors: Chia-Cheng Lin, Kailun Wang, Jin Hui Gong
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Patent number: 9140877Abstract: A focus adjusting 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 and a fifth lens element. The first lens element with positive refractive power has a convex object-side surface. The second lens element has negative refractive power. The third lens element has refractive power. The fourth lens element with negative refractive power has a concave object-side surface and a convex image-side surface. The fifth lens element with refractive power has a concave image-side surface at a paraxial region, wherein the image-side surface of the fifth lens element changes from concave at the paraxial region to convex at a peripheral region, and both of an object-side surface and the image-side surface of the fifth lens element are aspheric.Type: GrantFiled: March 14, 2013Date of Patent: September 22, 2015Assignee: LARGAN PRECISION CO., LTD.Inventors: Tsung-Han Tsai, Wei-Yu Chen
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Patent number: 9128276Abstract: An optical imaging system includes, in the order from an object side to an image side, a first lens element with positive refractive power, a second lens element, a third lens element, a fourth lens element, and a fifth lens element. Each of the fourth lens element and the fifth lens element includes at least one aspheric surface. The fourth lens element and the fifth lens element are made of plastic. The fifth lens element includes a concave image-side surface and at least one inflection point. An air gap is formed on an optical axis between every two lens elements adjacent to each other among all lens elements, and the optical imaging system further includes a stop.Type: GrantFiled: December 4, 2013Date of Patent: September 8, 2015Assignee: LARGAN PRECISION CO., LTD.Inventors: Chun-Shan Chen, Tsung-Han Tsai, Hsin-Hsuan Huang
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Patent number: 9097877Abstract: An image lens assembly includes five lens elements with refractive power, 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 and a fifth lens element. The first lens element has refractive power. The second lens element with positive refractive power has a convex image-side surface in a paraxial region thereof. The third lens element has positive refractive power. The fourth lens element with refractive power has a concave image-side surface in a paraxial region thereof, wherein the surfaces thereof are aspheric. The fifth lens element with refractive power has a concave image-side surface in a paraxial region thereof, wherein the image-side surface of the fifth lens element has at least one convex shape in an off-axis region thereof, and the surfaces thereof are aspheric.Type: GrantFiled: July 31, 2013Date of Patent: August 4, 2015Assignee: LARGAN PRECISION CO., LTD.Inventors: Tsung-Han Tsai, Wei-Yu Chen
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Patent number: 9042035Abstract: A photographing lens and an electronic device including the same are provided. The photographing lens includes a first lens, a second lens, a meniscus third lens, a meniscus fourth lens, and a fifth lens. The first lens has a positive refractive power and an object side lens surface that is convex toward the object side. The second lens has negative refractive power and an image side lens surface that is convex toward the image side. The meniscus third lens has a positive refractive power and an image side lens surface that is concave toward the image side. The meniscus fourth lens has a positive refractive power and an image side lens surface that is convex toward the image side. The fifth lens has a negative refractive power and an image side lens surface that is concave toward the image side around an optical axis.Type: GrantFiled: December 4, 2013Date of Patent: May 26, 2015Assignee: Samsung Electronics Co., Ltd.Inventor: Hiroyuki Hagiwara
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Publication number: 20150138421Abstract: An optical imaging lens set includes a first lens with positive refractive power and a convex object-side surface, a second lens element with negative refractive power and an image-side surface with a concave portion in a vicinity of its periphery, a third lens element has an object-side surface with a concave portion in a vicinity of its periphery, a fourth lens element with positive refractive power, a concave object-side surface and a convex image-side surface, a fifth lens element with an object-side with a convex portion in a vicinity of the optical axis, an image-side surface with a concave portion in a vicinity of the optical axis and a convex portion in a vicinity of its periphery.Type: ApplicationFiled: April 14, 2014Publication date: May 21, 2015Inventors: Chung-Chih Chang, Hung-Chien Hsieh, Kai Lun Wang
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Publication number: 20150138652Abstract: An exemplary embodiment of the present invention relates to an imaging lens, the imaging lens including, in an ordered way from an object side, a first lens having positive (+) refractive power, a second lens having negative (?) refractive power, a third lens having positive (+) refractive power, a fourth lens having negative (?) refractive power, and a fifth lens having a negative (?) refractive power, wherein the third lens takes a meniscus shape convexly formed at an object side.Type: ApplicationFiled: January 27, 2015Publication date: May 21, 2015Inventor: Kyung Hwan LEE
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Patent number: 9036274Abstract: An image capturing optical lens system 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 and a fifth lens element. The first lens element with positive refractive power has a convex object-side surface. The second lens element has refractive power. The third lens element with positive refractive power has a convex image-side surface. The fourth lens element with negative refractive power has a concave object-side surface and a convex image-side surface, wherein the surfaces of the fourth lens element are aspheric. The fifth lens element with negative refractive power has a convex object-side surface and a concave image-side surface, wherein the surfaces of the fifth lens element are aspheric, and the fifth lens element has at least one inflection point on the image-side surface thereof.Type: GrantFiled: October 19, 2012Date of Patent: May 19, 2015Assignee: LARGAN PRECISION CO., LTD.Inventors: Hsin-Hsuan Huang, Tsung-Han Tsai
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Patent number: 9036275Abstract: An imaging optical system, an imaging device, and a digital apparatus of the invention are provided with an optical system constituted of five lens elements having positive, negative, positive, positive, and negative refractive powers, or positive, negative, negative, positive, and negative refractive powers; and satisfy the conditional expressions: 1<f123/f<1.25 0.1<d6/f<0.15 0.30<f4/f<0.72 where f: a focal length of the entirety of the imaging optical system, f123: a combined focal length of the first lens element 11, the second lens element 12, and the third lens element 13, d6: a distance on the optical axis between the third lens element 13 and the fourth lens element 14, and f4: a focal length of the fourth lens element 14.Type: GrantFiled: May 29, 2012Date of Patent: May 19, 2015Assignee: KONICA MINOLTA, INC.Inventors: Yasunari Fukuta, Keiji Matsusaka
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Patent number: 9030759Abstract: Disclosed herein is an imaging lens, including: a first lens having positive (+) power and being biconvex; a second lens having negative (?) power and being concave toward an image side; a third lens having positive (+) power and being biconvex; a fourth lens having positive (+) power and being convex toward the image side; and a fifth lens having negative (?) power and being concave toward the image side, wherein the first lens, the second lens, the third lens, the fourth lens, and the fifth lens are sequentially disposed from an object side.Type: GrantFiled: August 1, 2014Date of Patent: May 12, 2015Assignee: Samsung Electro-Mechanics Co., Ltd.Inventor: Yong Joo Jo
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Publication number: 20150124335Abstract: An imaging lens, the imaging lens including in an ordered way from an object side, a first lens having positive (+) refractive power, a second lens having negative (?) refractive power, a third lens having negative (?) refractive power, a fourth lens having positive (+) refractive power, and a fifth lens having negative (?) refractive power, wherein meeting a conditional expression of 0.5<f1/f<1.5, where a focal length is f, and a focal length of the first lens is f1.Type: ApplicationFiled: January 14, 2015Publication date: May 7, 2015Applicant: LG INNOTEK CO., LTD.Inventors: Duk Keun KWON, Jong Ha PARK
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Patent number: 9025258Abstract: An optical imaging lens set includes: a first lens element with positive refractive power, a second lens element having an image-side surface with a concave portion in a vicinity of its periphery, a third lens element with positive refractive power, having a convex image-side surface, an object-side surface with a concave portion in a vicinity of its periphery, a fourth lens element having a concave object-side surface, and a plastic fifth lens element having an image-side surface with a concave portion in a vicinity of the optical axis. The total thickness Ta1 of the all lens elements along the optical axis, all four air gaps Gaa between each lens element along the optical axis, the thickness T3 of the third lens element along the optical axis and the thickness T5 of the fifth lens element along the optical axis satisfy the relation (Ta1+Gaa)/(T3+T5)?4.00.Type: GrantFiled: August 20, 2013Date of Patent: May 5, 2015Assignee: Genius Electronic Optical Co., Ltd.Inventors: Shih-Han Chen, Hung-Chien Hsieh, Chia-Cheng Lin
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Patent number: 9013813Abstract: An optical imaging lens set includes: a first lens element with positive refractive power having an image-side surface with a convex part in a vicinity of a circular periphery of the first lens element, a second lens element having an object-side surface with a convex part in a vicinity of a circular periphery of the second lens element, a third lens element having an object-side surface with a concave part in a vicinity of a circular periphery of the third lens element, a fourth lens element having a concave object-side surface, and a plastic fifth lens element having an image-side surface with a concave part in a vicinity of the optical axis. The air gap between the second lens element and the third lens element G23, and the air gap between the third lens element and the fourth lens element G34, satisfied the relation 1.40?G23/G34.Type: GrantFiled: May 31, 2013Date of Patent: April 21, 2015Assignee: Genius Electronic Optical Co., Ltd.Inventors: Kuo-Wen Chang, Sheng-Wei Hsu, Tzu-Chien Tang
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Patent number: 9001430Abstract: A lens module for capturing an object light-beam from an object-side is provided. The lens module includes a first lens group, a second lens group, a third lens group, a fourth lens group and a fifth lens group sequentially-arranged from the object-side to an image-side. The five lens groups respectively have at least one lens with positive refractive-power and at least one lens with negative refractive-power. The first, third and fifth lens groups are fixed groups, while the second and fourth lens groups are movable groups. An image apparatus including the lens module is also provided.Type: GrantFiled: July 25, 2012Date of Patent: April 7, 2015Assignee: Young Optics Inc.Inventors: Kuo-Chuan Wang, Sheng-Tang Lai
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Publication number: 20150085385Abstract: An imaging lens substantially consists of five lenses consisting of, in order from the object side: a first lens having a positive refractive power and having a meniscus shape with a convex surface toward the object side; a second lens having a biconcave shape; a third lens having a positive refractive power and having a meniscus shape with a convex surface toward the image side; a fourth lens having a meniscus shape with a convex surface toward the image side; and a fifth lens having a negative refractive power and having a concave surface toward the object side.Type: ApplicationFiled: September 18, 2014Publication date: March 26, 2015Inventors: Takuya TANAKA, Tatsuro IWASAKI, Michio CHO
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Publication number: 20150085386Abstract: An imaging lens substantially consists of five lenses consisting of, in order from the object side: a first lens having a positive refractive power and having a meniscus shape with the convex surface toward the object side; a second lens having a biconcave shape; a third lens having a positive refractive power and having a meniscus shape with the convex surface toward the image side; a fourth lens having a positive refractive power and having a convex surface toward the image side; and a fifth lens having a negative refractive power, wherein a predetermined conditional expression is satisfied.Type: ApplicationFiled: September 22, 2014Publication date: March 26, 2015Inventors: Takuya TANAKA, Tatsuro IWASAKI, Michio CHO
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Publication number: 20150085380Abstract: A photographic lens system enabling reduction in tightness of manufacturing tolerance of lenses, which has five lenses: a first lens, a second lens, a third lens, a fourth lens and a fifth lens sequentially arranged along an optical axis from an object, wherein the first lens has strong positive refractivity, the second lens is a meniscus type lens and has weak positive refractivity, the third lens has upward convex-shaped positive refractivity, the fourth lens has upward convex-shaped negative refractivity, and the fifth lens has negative refractivity, wherein the lens system satisfies a relation, f2/f1>10, wherein f1 is a focal distance of the first lens, and f2 is a focal distance of the second lens.Type: ApplicationFiled: December 19, 2013Publication date: March 26, 2015Applicant: SEKONIX CO., LTD.Inventors: Soon Chul Choi, Ki Youn Noh
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Patent number: 8988793Abstract: An imaging lens includes a positive first lens; a negative second lens with a meniscus lens shape directing a convex surface thereof to an object side near an optical axis; a positive third lens; a negative fourth lens with a meniscus lens shape directing a concave surface thereof to the object side near the optical axis; a negative fifth lens with a meniscus lens shape directing a convex surface thereof to the object side near the optical axis, arranged in this order from the object side. The imaging lens satisfies the following conditional expressions when the first lens has a focal length f1, the second lens has a focal length f2, the third lens has a focal length f3, the fourth lens has a focal length f4, and the fifth lens has a focal length f5: f1<f3 and |f2|<f3 f3<|f4| and |f2|<|f5|.Type: GrantFiled: June 12, 2012Date of Patent: March 24, 2015Assignees: Optical Logic Inc., Kantatsu Co., Ltd.Inventors: Yoji Kubota, Kenichi Kubota, Hitoshi Hirano, Ichiro Kurihara, Yoshio Ise, Tomohiro Yonezawa
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Patent number: 8982474Abstract: A zoom lens includes, in order from an object side to an image side along an optical axis, a first lens group having a positive refractive power, a second lens group having a negative refractive power, a third lens group having a negative refractive power, a fourth lens group having a positive refractive power, and a fifth lens group having a positive refractive power.Type: GrantFiled: November 28, 2012Date of Patent: March 17, 2015Assignee: Ricoh Company, Ltd.Inventors: Hiromichi Atsuumi, Yohei Takano
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Publication number: 20150070787Abstract: An imaging lens substantially consists of five lenses consisting of, in order from the object side: a first lens having a positive refractive power with a convex surface toward the object side; a second lens having a negative refractive power and having a meniscus shape with a convex surface toward the image side; a third lens having a positive refractive power and having a meniscus shape with a convex surface toward the image side; a fourth lens having a positive refractive power and having a meniscus shape with a convex surface toward the image side; and a fifth lens having a negative refractive power, wherein an image-side surface of the fifth lens includes a concave surface and at least one inflection point, wherein a predetermined conditional expression is satisfied.Type: ApplicationFiled: September 4, 2014Publication date: March 12, 2015Inventors: Kazuya YONEYAMA, Takayuki NODA, Yoshiaki ISHII
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Patent number: RE45765Abstract: An image pickup optical lens assembly, sequentially arranged from an object side to an image side along an optical axis, comprising: the first lens element with positive refractive power having a convex object-side surface, the second lens element with negative refractive power, the third lens element with refractive power, the fourth lens element with positive or negative refractive power having a concave object-side surface and a convex image-side surface with both being aspheric, and the fifth lens element with positive or negative refractive power having a convex object-side surface and a concave image-side surface with both being aspheric. Additionally, the image pickup optical lens assembly satisfies conditions related to the reduction of the total length and the sensitivity of the image pickup optical lens assembly for compact cameras and mobile phones with camera functionalities.Type: GrantFiled: May 5, 2014Date of Patent: October 20, 2015Assignee: LARGAN PRECISION CO., LTDInventors: Hsiang-Chi Tang, Hsin-Hsuan Huang
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Patent number: RE45941Abstract: Disclosed is a low-cost, compact image pickup lens for a solid-state image pickup element. The image pickup lens includes, in the order from an object side, a first lens L1, which has a convex surface facing the object side on an optical axis and has a positive refractive power; a second lens L2, which has a concave surface facing an image side on the optical axis and has a negative refractive power; a third lens L3, which has a convex surface facing the object side on the optical axis and has a meniscus shape; a fourth lens L4, which has a convex surface facing the image side on the optical axis, has a positive refractive power, and has a meniscus shape; and a fifth lens L5, which has a concave surface facing the image side on the optical axis, has a negative refractive power, and has a meniscus shape.Type: GrantFiled: April 13, 2015Date of Patent: March 22, 2016Assignee: KANTATSU CO., LTD.Inventors: Yoshio Ise, Masaya Hashimoto
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Patent number: RE46066Abstract: An imaging lens includes a first lens having positive refractive power; a second lens having negative refractive power; a third lens having positive refractive power; and a fourth and a fifth lens having negative refractive power. The first lens is formed so that a curvature radius of an object-side surface is positive and the second lens is formed so that a curvature radius of an object-side surface and a curvature radius of an image plane-side surface are positive. The third lens is formed so that a curvature radius of an object-side surface is positive, and the fifth lens is formed so that a curvature radius of an object-side surface and a curvature radius of an image plane-side surface are both positive. An Abbe's number from the first and the third to the fifth lens is greater than 45, and an Abbe's number of the second lens is less than 35.Type: GrantFiled: August 12, 2015Date of Patent: July 12, 2016Assignees: OPTICAL LOGIC INC., KANTATSU CO., LTD.Inventors: Yoji Kubota, Kenichi Kubota, Hitoshi Hirano, Ichiro Kurihara, Yoshio Ise, Tomohiro Yonezawa
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Patent number: RE46535Abstract: An imaging lens includes a first lens having positive refractive power; a second lens having negative refractive power; a third lens having positive refractive power; and a fourth and a fifth lens having negative refractive power. The first lens is formed so that a curvature radius of an object-side surface is positive and the second lens is formed so that a curvature radius of an object-side surface and a curvature radius of an image plane-side surface are positive. The third lens is formed so that a curvature radius of an object-side surface is positive, and the fifth lens is formed so that a curvature radius of an object-side surface and a curvature radius of an image plane-side surface are both positive. An Abbe's number from the first and the third to the fifth lens is greater than 45, and an Abbe's number of the second lens is less than 35.Type: GrantFiled: March 7, 2016Date of Patent: September 5, 2017Assignees: OPTICAL LOGIC INC., KANTATSU CO., LTD.Inventors: Yoji Kubota, Kenichi Kubota, Hitoshi Hirano, Ichiro Kurihara, Yoshio Ise, Tomohiro Yonezawa