Patents Assigned to Samyang Optics Co., Ltd.
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Patent number: 12204238Abstract: A camera lens assembly includes a plurality of optical lenses accommodated in the camera lens assembly, a first lens mount for detachably mounting the camera lens assembly to the camera body, a first electric connector formed on a rear face of the camera lens assembly. The first electric connector is electrically coupled to the camera body when the camera lens assembly is mounted on the camera body, a lens communication unit connected to the first electric connector so as to transmit and receive an electrical signal between the camera lens assembly and the camera body, a lens driver for controlling a displacement of each of the plurality of optical lenses based on the electrical signal received from the camera body, and an indicator for visually presenting an imaging state of the camera body, based on the received electrical signal.Type: GrantFiled: February 28, 2023Date of Patent: January 21, 2025Assignee: SAMYANG OPTICS CO., LTDInventors: Ji Hoon Lee, Han Jea Lee, Tae Sung Kim
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Publication number: 20240393662Abstract: Provided are a lens assembly including, a barrel detachably coupled to a camera, a focusing lens, a driving unit moving the focusing lens by generating a driving force with power supplied from the camera, an input button receiving a user command, and a control device controlling the driving unit to move the focusing lens to a preset custom focus position when a custom focus adjustment command is input through the input button.Type: ApplicationFiled: August 24, 2021Publication date: November 28, 2024Applicant: SAMYANG OPTICS CO., LTDInventors: Ji Hoon LEE, Hyun Hee LEE
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Publication number: 20240361669Abstract: A voice coil motor includes a magnet, a yoke accommodating the magnet and extending in a movement axis direction; and a coil member formed by winding a single coil several times in a direction perpendicular to the movement axis direction, wherein the yoke includes a guider inserted into and penetrating through the coil member in the movement axis direction, and guiding a straight line motion of the coil member in the movement axis direction, and among two sides of the coil member extending in the vertical direction, an upper side close to the magnet has a curved shape when observed in the movement axis direction.Type: ApplicationFiled: June 28, 2023Publication date: October 31, 2024Applicant: SAMYANG OPTICS CO., LTDInventor: Chul SON
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Publication number: 20240176208Abstract: A camera lens assembly includes a plurality of optical lenses accommodated in the camera lens assembly, a first lens mount for detachably mounting the camera lens assembly to the camera body, a first electric connector formed on a rear face of the camera lens assembly. The first electric connector is electrically coupled to the camera body when the camera lens assembly is mounted on the camera body, a lens communication unit connected to the first electric connector so as to transmit and receive an electrical signal between the camera lens assembly and the camera body, a lens driver for controlling a displacement of each of the plurality of optical lenses based on the electrical signal received from the camera body, and an indicator for visually presenting an imaging state of the camera body, based on the received electrical signal.Type: ApplicationFiled: February 28, 2023Publication date: May 30, 2024Applicant: SAMYANG OPTICS CO., LTDInventors: Ji Hoon Lee, Han Jea Lee, Tae Sung Kim
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Publication number: 20240176215Abstract: A camera lens assembly includes a plurality of optical lenses accommodated in the camera lens assembly, a first lens mount for detachably mounting the camera lens assembly to the camera body, a first electric connector formed on a rear face of the camera lens assembly. The first electric connector is electrically coupled to the camera body when the camera lens assembly is mounted on the camera body, a second lens mount formed on a front face of the camera lens assembly. The second lens mount is configured for detachably attaching an extension adapter extending an optical function of the camera lens assembly to the camera lens assembly, a second electric connector formed on the front face of the camera lens assembly. The second electric connector is electrically coupled to the extension adapter when the extension adapter is mounted on the camera lens assembly.Type: ApplicationFiled: February 28, 2023Publication date: May 30, 2024Applicant: SAMYANG OPTICS CO., LTDInventors: Ji Hoon LEE, Han Jea LEE, Hyun Hee LEE
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Patent number: 11994735Abstract: A camera lens assembly includes a lens holder for accommodating at least one lens, a pin protruding from the lens holder in a radial direction of the at least one lens, a ring member with which the pin is engaged, the ring member having a cam groove formed in a spiral direction to have a predetermined pitch along an optical axis and being rotatable about the optical axis according to a user's operation, and a guide device for guiding the lens holder to move only in a direction parallel to the optical axis. In particular, when the ring member rotates, the lens holder on which the pin is formed moves in the direction parallel to the optical axis within the pitch under the guide of the guide device.Type: GrantFiled: November 3, 2020Date of Patent: May 28, 2024Assignee: SAMYANG OPTICS CO., LTDInventor: Soo Won Yoon
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Publication number: 20240151940Abstract: A lens optical system includes a first lens group having a positive refractive power, a second lens group consisting of two or less lenses and having a positive refractive power, and a third lens group having a negative refractive power. The second lens group is configured to perform a focusing operation to correct a change in an image distance dependent on a change in an object distance, and the first lens group and the third lens group are fixed and the overall length of the lens optical system does not change during the focusing operation.Type: ApplicationFiled: October 25, 2022Publication date: May 9, 2024Applicant: SAMYANG OPTICS CO., LTDInventor: Juyeon JO
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Patent number: 11829003Abstract: A lens optical system includes a first lens group in which a first lens of an object side is composed of a meniscus lens having a positive refractive power, and having a positive refractive power as a whole, a second lens group arranged closer to an image side I than the first lens group, the second lens group being a focusing group for correcting a change in image distance depending on a change in object distance, being composed of a single lens, and having a negative refractive power as a whole, and a third lens group arranged closer to the image side I than the second lens group, the third lens group including a plurality of lenses and having a positive refractive power as a whole.Type: GrantFiled: June 30, 2021Date of Patent: November 28, 2023Assignee: SAMYANG OPTICS CO., LTDInventor: Moon Kyung Kim
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Publication number: 20230375901Abstract: Provided are a camera lens assembly capable of communicating with a camera body and having a controller and a memory therein. The camera lens assembly includes a user interface through which functions represented by a plurality of modes are designated by a user, a switch for selecting one of the modes to which the functions have been designated, a switch detection unit for detecting the current mode of the switch, a manual ring detection unit for detecting the operation of a manual ring provided on the outside of the camera lens assembly so that the user can operate the manual ring by a rotating method; and a lens controller for, when the operation of the manual ring is detected, carrying out a designated function according to the detected current mode of the switch.Type: ApplicationFiled: March 24, 2020Publication date: November 23, 2023Applicant: SAMYANG OPTICS CO., LTDInventors: Hyun Hee LEE, Ji Hoon LEE
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Publication number: 20230146383Abstract: A lens optical system includes a first lens group in which a first lens of an object side is composed of a meniscus lens having a negative refractive power, and having a positive refractive power as a whole, a second lens group arranged at an image side I than the first lens group, the second lens group being a focusing group for correcting a change in image distance depending on a change in object distance, being composed of two or less lenses, and having a positive refractive power as a whole, and a third lens group arranged at the image side I than the second lens group, the third lens group having a negative refractive power as a whole, in which a first lens of the image side I is composed of a concave or meniscus lens.Type: ApplicationFiled: June 3, 2020Publication date: May 11, 2023Applicant: SAMYANG OPTICS CO., LTDInventors: Jung Du LEE, Ju Yeon JO
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Publication number: 20230003970Abstract: A lens optical system includes a first lens group in which a first lens of an object side is composed of a meniscus lens having a positive refractive power, and having a positive refractive power as a whole, a second lens group arranged closer to an image side I than the first lens group, the second lens group being a focusing group for correcting a change in image distance depending on a change in object distance, being composed of a single lens, and having a negative refractive power as a whole, and a third lens group arranged closer to the image side I than the second lens group, the third lens group including a plurality of lenses and having a positive refractive power as a whole.Type: ApplicationFiled: June 30, 2021Publication date: January 5, 2023Applicant: SAMYANG OPTICS CO., LTDInventor: Moon Kyung KIM
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Publication number: 20220390711Abstract: The present disclosure relates to a lens optical system, which includes: a first lens group having a positive refractive power; a second lens group which performs focusing and has a negative refractive power; and a third lens group having a positive refractive power. A lens among lenses included in the first lens group, which is closest to an object, is a meniscus lens having a positive refractive power, the second lens group includes only a single lens, and a lens among lenses included in the third lens group, which is closest to an image, is a meniscus lens having a negative refractive power. When the second lens group performs focusing, the first lens group and the third lens group are fixed, have F number of 1.8 or lower, and have a half field of view within a range of 13 to 18 degrees.Type: ApplicationFiled: October 28, 2019Publication date: December 8, 2022Applicant: SAMYANG OPTICS CO., LTDInventor: Moon Kyung KIM
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Publication number: 20220137316Abstract: A camera lens assembly includes a lens holder for accommodating at least one lens, a pin protruding from the lens holder in a radial direction of the at least one lens, a ring member with which the pin is engaged, the ring member having a cam groove formed in a spiral direction to have a predetermined pitch along an optical axis and being rotatable about the optical axis according to a user's operation, and a guide device for guiding the lens holder to move only in a direction parallel to the optical axis. In particular, when the ring member rotates, the lens holder on which the pin is formed moves in the direction parallel to the optical axis within the pitch under the guide of the guide device.Type: ApplicationFiled: November 3, 2020Publication date: May 5, 2022Applicant: SAMYANG OPTICS CO., LTDInventor: Soo Won YOON
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Publication number: 20200348485Abstract: The present invention relates to a camera lens assembly having a structure using a plurality of focusing units. The lens holder according to the embodiment of the present invention includes a first fastening unit to which any one focusing unit of the plurality of focusing units is fastened, a second fastening unit to which the other focusing unit of the plurality of focusing units is fastened, a first guide bar fastening groove configured to protrude from the lens holder to determine a position of the lens, and a second guide bar fastening groove configured to horizontally maintain the lens and prevent rotation of the lens.Type: ApplicationFiled: December 6, 2017Publication date: November 5, 2020Applicant: SAMYANG OPTICS CO., LTDInventor: Han Jea LEE
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Patent number: D903741Type: GrantFiled: July 1, 2019Date of Patent: December 1, 2020Assignee: SAMYANG OPTICS CO., LTDInventor: Byeong-su Kim
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Patent number: D908162Type: GrantFiled: December 17, 2018Date of Patent: January 19, 2021Assignee: SAMYANG OPTICS CO., LTD.Inventor: Soo Won Yoon
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Patent number: D932536Type: GrantFiled: November 18, 2019Date of Patent: October 5, 2021Assignee: SAMYANG OPTICS CO., LTD.Inventors: Soo Won Yoon, Eun Jin Kim, Myeong-hwan Ryu, Dong Kyu Heo
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Patent number: D1000503Type: GrantFiled: October 7, 2021Date of Patent: October 3, 2023Assignee: SAMYANG OPTICS CO., LTD.Inventors: Byung Wook Chin, Soo Won Yoon
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Patent number: D1030845Type: GrantFiled: November 24, 2020Date of Patent: June 11, 2024Assignee: SAMYANG OPTICS CO., LTD.Inventors: Soo Won Yoon, Myeong Hwan Ryu
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Patent number: D1051972Type: GrantFiled: June 21, 2022Date of Patent: November 19, 2024Assignee: SAMYANG OPTICS CO., LTD.Inventors: Soo Won Yoon, Eun Jin Kim, Myeong Hwan Ryu