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公开(公告)号：US20190113714A1
公开(公告)日：2019-04-18
申请号：US15841717
申请日：2017-12-14
Applicant: Largan Precision Co., Ltd.
Inventor： Chun-Che Hsueh , Tzu-Chieh Kuo
CPC classification number: G02B13/0045 , G02B9/62 , G02B27/0025
Abstract: An imaging optical lens includes six lens elements, the six lens elements being, in order from an object side to an image side: a first lens element; a second lens element having an image-side surface being concave in a paraxial region thereof, a third lens element having an object-side surface being convex in a paraxial region thereof, a fourth lens element, a fifth lens element, and a sixth lens element having negative refractive power.
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公开(公告)号：US10073243B2
公开(公告)日：2018-09-11
申请号：US15168224
申请日：2016-05-30
Applicant: LARGAN PRECISION CO., LTD.
Inventor： Chun-Che Hsueh , Wei-Yu Chen
CPC classification number: G02B13/004 , G02B9/34 , G02B13/008 , G02B13/18 , G02B27/0025 , H04N5/2253 , H04N5/2254
Abstract: An optical lens system comprises, in order from an object side to an image side, a first lens element, a second lens element, a third lens element, and a fourth lens element. The first lens element with positive refractive power has an object-side surface being convex in a paraxial region. The second lens element with refractive power has an image-side surface being convex in a paraxial region. The third lens element with positive refractive power has an aspheric object-side surface being concave in a paraxial region and an aspheric image-side surface being convex in a paraxial region. The fourth lens element with refractive power has an aspheric object-side surface being concave in a paraxial region and an aspheric image-side surface being convex in a paraxial region. There are a total of four lens elements with refractive power in the optical lens system.
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公开(公告)号：US20180095249A1
公开(公告)日：2018-04-05
申请号：US15420951
申请日：2017-01-31
Applicant: LARGAN PRECISION CO., LTD.
Inventor： Chun-Che Hsueh , Yu-Tai Tseng , Hsin-Hsuan Huang
CPC classification number: G02B13/0045 , G02B9/62 , G02B13/04 , G02B27/0025
Abstract: An optical photographing 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, a fifth lens element and a sixth lens element. The first lens element has an image-side surface being convex in a paraxial region thereof. The third lens element has positive refractive power. The fourth lens element has an object-side surface being concave in a paraxial region thereof. The fifth lens element with positive refractive power has two surfaces being both aspheric. The sixth lens element has an image-side surface being concave in a paraxial region thereof, wherein the surfaces of the sixth lens element are both aspheric, and the image-side surface of the sixth lens element includes at least one convex shape in an off-axial region thereof.
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公开(公告)号：US09395519B2
公开(公告)日：2016-07-19
申请号：US14526219
申请日：2014-10-28
Applicant: LARGAN Precision Co., Ltd.
Inventor： Chun-Che Hsueh , Wei-Yu Chen
CPC classification number: G02B13/0045 , G02B9/62 , G02B27/0025
Abstract: An imaging 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, a fifth lens element and a sixth 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 refractive power has an image-side surface being concave in a paraxial region thereof. The fourth lens element has refractive power. The fifth lens element with positive refractive power has an object-side surface being convex in a paraxial region thereof. The sixth lens element with negative refractive power has an image-side surface being concave in a paraxial region thereof, wherein the image-side surface of the sixth lens element has at least one convex shape in an off-axis region thereof.
Abstract translation: 成像透镜系统从物体侧到像侧依次包括第一透镜元件，第二透镜元件，第三透镜元件，第四透镜元件，第五透镜元件和第六透镜元件。 具有正屈光力的第一透镜元件具有在其近轴区域中凸出的物体侧表面。 第二透镜元件具有屈光力。 具有屈光力的第三透镜元件在其近轴区域中具有凹形的图像侧表面。 第四透镜元件具有屈光力。 具有正屈光力的第五透镜元件具有在其近轴区域中凸出的物体侧表面。 具有负屈光力的第六透镜元件在其近轴区域具有凹形的图像侧表面，其中第六透镜元件的像侧表面在其偏轴区域中具有至少一个凸形形状。
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公开(公告)号：US09335514B2
公开(公告)日：2016-05-10
申请号：US14446618
申请日：2014-07-30
Applicant: LARGAN PRECISION CO., LTD.
Inventor： Dung-Yi Hsieh , Chun-Che Hsueh , Wei-Yu Chen
CPC classification number: G02B13/0045 , G02B9/60 , G02B13/0015 , G02B27/0025 , H04N5/2254
Abstract: An imaging optical 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 refractive power has an object-side surface being convex in a paraxial region and an image-side surface being concave in a paraxial region. The second lens element with positive refractive power has an image-side surface being convex in a paraxial region. The third lens element with negative refractive power has an image-side surface being concave in a paraxial region. The fourth lens element with positive refractive power has an image-side surface being convex in a paraxial region. The fifth lens element with negative refractive power has an image-side surface being concave in a paraxial region and having a convex shape in an off-axial region thereof.
Abstract translation: 成像光学系统从物体侧到像侧依次包括第一透镜元件，第二透镜元件，第三透镜元件，第四透镜元件和第五透镜元件。 具有屈光力的第一透镜元件具有在近轴区域中凸出的物体侧表面和在近轴区域中凹陷的图像侧表面。 具有正折光力的第二透镜元件具有在近轴区域中凸出的图像侧表面。 具有负屈光力的第三透镜元件具有在近轴区域中凹陷的图像侧表面。 具有正折光力的第四透镜元件具有在近轴区域中凸出的图像侧表面。 具有负屈光力的第五透镜元件具有在近轴区域凹陷的图像侧表面，并且在其偏轴区域具有凸形形状。
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Patent Agency Ranking
公开(公告)号：US09235027B2
公开(公告)日：2016-01-12
申请号：US13778144
申请日：2013-02-27
Applicant: LARGAN PRECISION CO., LTD.
Inventor： Kuan-Ming Chen , Tsung-Han Tsai , Hsin-Hsuan Huang , Chun-Che Hsueh
CPC classification number: G02B13/0045 , G02B9/62 , G02B27/0025
Abstract: An optical image capturing 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, a fifth lens element and a sixth lens element. The first lens element with positive refractive power has a convex object-side surface. The second lens element and the third lens element have 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 positive refractive power has a convex object-side surface, wherein at least one inflection point is on at least one surface thereof. The sixth lens element with negative refractive power has a concave object-side surface. The surfaces of the fifth and the sixth lens elements are aspheric. The optical image capturing system has a total of six lens elements with refractive power.
Abstract translation: 光学图像拍摄系统从物体侧到像侧依次包括第一透镜元件，第二透镜元件，第三透镜元件，第四透镜元件，第五透镜元件和第六透镜元件。 具有正折光力的第一透镜元件具有凸的物体侧表面。 第二透镜元件和第三透镜元件具有屈光力。 具有负屈光力的第四透镜元件具有凹入的物体侧表面和凸形的图像侧表面。 具有正折光力的第五透镜元件具有凸形物体侧表面，其中至少一个拐点位于其至少一个表面上。 具有负屈光力的第六透镜元件具有凹入的物体侧表面。 第五和第六透镜元件的表面是非球面的。 光学图像捕获系统具有总共具有屈光力的六个透镜元件。
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17.发明申请公开(公告)号：US20150227021A1
公开(公告)日：2015-08-13
申请号：US14221135
申请日：2014-03-20
Applicant: LARGAN PRECISION CO., LTD.
Inventor： Hsin-Hsuan HUANG , Chun-Che Hsueh
CPC classification number: G02B13/004 , G02B9/34 , G02B9/58 , G02B13/0015 , H04N5/2254
Abstract: An optical photographing 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 and a fourth lens element. The first lens element with negative refractive power has an image-side surface being concave in a paraxial region thereof. The second lens element with positive refractive power has an image-side surface being convex in a paraxial region thereof. The third lens element with positive refractive power has an image-side surface being convex in a paraxial region thereof, wherein both of an object-side surface and the image-side surface of the third lens element are aspheric. The fourth lens element has negative refractive power, wherein both of an object-side surface and an image-side surface of the fourth lens element are aspheric. The optical photographing lens assembly has a total of four non-cemented lens elements with refractive power.
Abstract translation: 光学摄影镜头组件从物体侧到像侧依次包括第一透镜元件，第二透镜元件，第三透镜元件和第四透镜元件。 具有负屈光力的第一透镜元件具有在其近轴区域中凹陷的图像侧表面。 具有正折光力的第二透镜元件具有在其近轴区域中凸出的图像侧表面。 具有正折光力的第三透镜元件的近侧区域具有凸面的图像侧表面，其中第三透镜元件的物体侧表面和图像侧表面都是非球面的。 第四透镜元件具有负折光力，其中第四透镜元件的物体侧表面和图像侧表面都是非球面的。 光学拍摄镜头组件具有总共四个具有屈光力的非胶合透镜元件。
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公开(公告)号：US08810921B1
公开(公告)日：2014-08-19
申请号：US13899015
申请日：2013-05-21
Applicant: Largan Precision Co., Ltd.
Inventor： Tsung-Han Tsai , Chun-Che Hsueh , Wei-Yu Chen
CPC classification number: G02B13/0045 , H04N5/2254
Abstract: An image capturing 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 has positive refractive power. The second lens element with positive refractive power has a convex object-side surface. The third lens element has negative refractive power. The fourth lens element with positive refractive power has a convex image-side surface. The fifth lens element with negative refractive power has a concave image-side surface, wherein both of an object-side surface and the image-side surface of the fifth lens element are aspheric, and at least one inflection point is formed on at least one of the object-side surface and the image-side surface of the fifth lens element. The image capturing lens system has a total of five lens elements with refractive power.
Abstract translation: 第一透镜元件，第二透镜元件，第三透镜元件，第四透镜元件和第五透镜元件，从物体侧到像侧依次包括摄像透镜系统。 第一透镜元件具有正折光力。 具有正屈光力的第二透镜元件具有凸的物体侧表面。 第三透镜元件具有负折光力。 具有正折光力的第四透镜元件具有凸形的图像侧表面。 具有负屈光力的第五透镜元件具有凹形图像侧表面，其中第五透镜元件的物体侧表面和像侧表面都是非球面的，并且至少一个拐点形成在至少一个 的第五透镜元件的物体侧表面和图像侧表面。 图像拍摄透镜系统具有总共具有屈光力的五个透镜元件。
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公开(公告)号：US20140071522A1
公开(公告)日：2014-03-13
申请号：US13677556
申请日：2012-11-15
Applicant: LARGAN PRECISION CO., LTD.
Inventor： Po-Lun Hsu , Wei-Yu Chen , Chun-Che Hsueh
CPC classification number: G02B13/18 , G02B9/12 , G02B13/0035 , G02B13/14
Abstract: This invention provides an imaging lens system, in order from an object side to an image side comprising: a first positive lens element having a convex object-side surface at a paraxial region and a convex image-side surface at the paraxial region; a plastic positive second lens element having a concave object-side surface at the paraxial region, a convex image-side surface at the paraxial region, and both of the object-side and image-side surfaces being aspheric; and a plastic negative third lens element having a concave object-side surface at the paraxial region, a concave at the paraxial region and convex at a peripheral region image-side surface, and both of the object-side and image-side surfaces being aspheric.
Abstract translation: 本发明提供一种从物体侧到像侧的顺序的摄像透镜系统，包括：第一正透镜元件，其在近轴区域具有凸面物侧表面，在近轴区域具有凸像侧表面; 在近轴区域具有凹面物侧的塑料正的第二透镜元件，近轴区域的凸面像侧面以及物镜侧和像侧面都呈非球面状; 以及在近轴区域具有凹面物侧表面的塑料阴性第三透镜元件，在近轴区域处的凹部，并且在周边区域像侧表面处凸出，并且物体侧和像侧面均为非球面 。
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公开(公告)号：US11940667B2
公开(公告)日：2024-03-26
申请号：US18048072
申请日：2022-10-20
Applicant: LARGAN PRECISION CO., LTD.
Inventor： Dung-Yi Hsieh , Chun-Yen Chen , Chun-Che Hsueh , Hsin-Hsuan Huang
CPC classification number: G02B9/60 , G02B13/0045
Abstract: An optical photographing 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 an object-side surface being convex in a paraxial region thereof and an image-side surface being concave in a paraxial region thereof. The second lens element with negative refractive power has an image-side surface being concave in a paraxial region thereof. The third lens element has two surfaces being both aspheric. The fourth lens element with negative refractive power has an image-side surface being concave in a paraxial region thereof, wherein two surfaces thereof are aspheric. The fifth lens element has an image-side surface being convex in a paraxial region thereof, wherein two surfaces thereof are aspheric.
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