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公开(公告)号：US09097877B2
公开(公告)日：2015-08-04
申请号：US13954987
申请日：2013-07-31
Applicant: LARGAN PRECISION CO., LTD.
Inventor： Tsung-Han Tsai , Wei-Yu Chen
CPC classification number: G02B13/0045 , G02B3/04 , G02B9/60 , G02B13/04 , G02B13/18
Abstract: 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.
Abstract translation: 图像透镜组件包括从物体侧到像侧依次具有屈光力的五个透镜元件，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。 第一透镜元件具有屈光力。 具有正折光力的第二透镜元件在其近轴区域具有凸形的图像侧表面。 第三透镜元件具有正的折光力。 具有屈光力的第四透镜元件在其近轴区域具有凹形的图像侧表面，其中其表面是非球面的。 具有屈光力的第五透镜元件在其近轴区域具有凹形的图像侧表面，其中第五透镜元件的像侧表面在其偏轴区域中具有至少一个凸起形状，并且其表面是 非球面。
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公开(公告)号：US09019630B2
公开(公告)日：2015-04-28
申请号：US13655345
申请日：2012-10-18
Applicant: Largan Precision Co., Ltd.
Inventor： Tsung-Han Tsai , Wei-Yu Chen
Abstract: A lens assembly of optical imaging system includes a first lens element, a second lens element, and a third lens element. The first lens element with positive refractive power has a convex object-side surface near an optical axis. The second lens element with negative refractive power has a concave object-side surface near the optical axis, and is made of plastic. The object-side surface and the image-side surface of the second lens element are aspheric. The third lens element with negative refractive power has an image-side surface being concave near the optical axis and convex away from the optical axis, and is made of plastic. The object-side surface and the image-side surface of the third lens element are aspheric.
Abstract translation: 光学成像系统的透镜组件包括第一透镜元件，第二透镜元件和第三透镜元件。 具有正折光力的第一透镜元件在光轴附近具有凸的物体侧表面。 具有负屈光力的第二透镜元件在光轴附近具有凹入的物体侧表面，并且由塑料制成。 第二透镜元件的物体侧表面和像侧表面是非球面的。 具有负屈光力的第三透镜元件具有在光轴附近凹陷并且远离光轴凸出的图像侧表面，并且由塑料制成。 第三透镜元件的物体侧表面和像侧表面是非球面的。
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公开(公告)号：US08988789B2
公开(公告)日：2015-03-24
申请号：US13652486
申请日：2012-10-16
Applicant: Largan Precision Co., Ltd.
Inventor： Hsiang-Chi Tang , Tsung-Han Tsai , Hsin-Hsuan Huang
CPC classification number: G02B13/0045 , G02B9/60
Abstract: An optical image 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 negative refractive power. The third lens element has refractive power, wherein two surfaces of the third lens element are aspheric. The fourth lens element with refractive power has a convex image-side surface, wherein two surfaces of the fourth lens element are aspheric. The fifth lens element with refractive power has a concave image-side surface, wherein two surfaces of the fifth lens element are aspheric, and the fifth lens element has an inflection point on the image-side surface thereof.
Abstract translation: 光学图像系统从物体侧到图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。 第二透镜元件具有负屈光力。 第三透镜元件具有屈光力，其中第三透镜元件的两个表面是非球面的。 具有屈光力的第四透镜元件具有凸形的图像侧表面，其中第四透镜元件的两个表面是非球面的。 具有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两个表面是非球面的，并且第五透镜元件在其图像侧表面上具有拐点。
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公开(公告)号：US08964308B2
公开(公告)日：2015-02-24
申请号：US13712463
申请日：2012-12-12
Applicant: Largan Precision Co., Ltd.
Inventor： Tsung-Han Tsai , Ming-Ta Chou
CPC classification number: G02B13/0045
Abstract: An imaging 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 and a convex image-side surface. The second lens element with negative refractive power has a concave image-side surface. The third lens element has positive refractive power. The plastic fourth lens element with negative refractive power has a concave object-side surface and a convex image-side surface, wherein the surfaces are aspheric. The plastic fifth lens element has a concave image-side surface, wherein an object-side surface and the image-side surface are aspheric, and at least one surface has at least one inflection point.
Abstract translation: 成像拍摄透镜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，第四透镜元件和第五透镜元件。 具有正折射力的第一透镜元件具有凸形的物体侧表面和凸形的图像侧表面。 具有负屈光力的第二透镜元件具有凹形图像侧表面。 第三透镜元件具有正的折光力。 具有负屈光力的塑料第四透镜元件具有凹形物体侧表面和凸形图像侧表面，其中表面是非球面的。 塑料第五透镜元件具有凹面图像侧表面，其中物体侧表面和图像侧表面是非球面的，并且至少一个表面具有至少一个拐点。
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公开(公告)号：US08913329B1
公开(公告)日：2014-12-16
申请号：US13931982
申请日：2013-06-30
Applicant: Largan Precision Co., Ltd.
Inventor： Dung-Yi Hsieh , Tsung-Han Tsai , Wei-Yu Chen
CPC classification number: G02B13/0045
Abstract: An image 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. The second lens element with refractive power has an object-side surface being concave in a paraxial region. The third lens element with negative 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 fourth lens element with positive refractive power has an object-side surface being concave in a paraxial region and 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.
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图像透镜组件。 具有正屈光力的第一透镜元件具有在近轴凸出的物体侧表面。 具有屈光力的第二透镜元件具有在近轴区域中凹陷的物体侧表面。 具有负屈光力的第三透镜元件具有在近轴区域中凸起的物体侧表面和在近轴区域中凹陷的图像侧表面。 具有正折光力的第四透镜元件具有在近轴区域中凹入的物体侧表面和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中凹陷的图像侧表面。
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Patent Agency Ranking
公开(公告)号：US08842379B2
公开(公告)日：2014-09-23
申请号：US13762884
申请日：2013-02-08
Applicant: LARGAN Precision Co., Ltd.
Inventor： Chih-Wen Hsu , Tsung-Han Tsai , Wei-Yu Chen
Abstract: An image capturing lens assembly includes, in order from an object-side to an image-side along an optical axis, 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 at a paraxial region. The second lens element with positive refractive power has an image-side surface being convex at a paraxial region. The third lens element with negative refractive power has an object-side surface being concave at a paraxial region, and an image-side surface being convex at a paraxial region. The fourth lens element with positive refractive power has an object-side surface being convex at a paraxial region, and an image-side surface being concave at a paraxial region, and at least one of the object-side surface and the image-side surface is aspheric.
Abstract translation: 图像拍摄透镜组件从物体侧到沿着光轴的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近轴区域处凹陷的图像侧表面。 具有正折光力的第二透镜元件具有在近轴区域处凸出的图像侧表面。 具有负屈光力的第三透镜元件具有在近轴区域处凹陷的物体侧表面，并且在侧向区域处凸出的图像侧表面。 具有正屈光力的第四透镜元件具有在近轴区域处凸起的物体侧表面，并且在近轴区域处凹陷的图像侧表面，并且物体侧表面和图像侧表面中的至少一个 是非球面的
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公开(公告)号：US08780460B2
公开(公告)日：2014-07-15
申请号：US13745600
申请日：2013-01-18
Applicant: Largan Precision Co., Ltd.
Inventor： Tsung-Han Tsai , Wei-Yu Chen
CPC classification number: G02B13/0045 , G02B9/60
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 and a fifth lens element. The first lens element with positive refractive power has a convex object-side surface. The second lens element has positive refractive power. The third lens element has positive refractive power. The fourth lens element has refractive power. The fifth lens element with refractive power has a concave image-side surface at a paraxial region, and the image-side surface thereof changes from concave at the paraxial region to convex at a peripheral region, wherein both of an object-side surface and the image-side surface are aspheric.
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，第四透镜元件和第五透镜元件。 具有正折光力的第一透镜元件具有凸的物体侧表面。 第二透镜元件具有正的折光力。 第三透镜元件具有正的折光力。 第四透镜元件具有屈光力。 具有屈光力的第五透镜元件在近轴区域具有凹形图像侧表面，并且其图像侧表面在周边区域处的近轴区域处的凹部变为凸形，其中物体侧表面和 图像侧表面是非球面的。
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公开(公告)号：US08767315B2
公开(公告)日：2014-07-01
申请号：US14016209
申请日：2013-09-02
Applicant: Largan Precision Co., Ltd.
Inventor： Tsung-Han Tsai , Hsin-Hsuan Huang
CPC classification number: G02B13/0045 , G02B3/04 , G02B9/64 , G02B13/18 , G02B27/0025 , H04N5/2254
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, a sixth lens element and a seventh lens element. The first lens element with positive refractive power has a convex object-side surface. The second through seventh lens elements all have refractive power. The sixth lens element has an object-side surface and an image-side surface which are both aspheric. The seventh lens element has an object-side surface and an image-side surface which are both aspheric, its wherein the image-side surface of the seventh lens element changes from concave at a paraxial region thereof to convex at a peripheral region thereof.
Abstract translation: 光学图像捕获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，第六透镜元件和第七透镜元件 透镜元件 具有正屈光力的第一透镜元件具有凸的物体侧表面。 第二至第七透镜元件都具有屈光力。 第六透镜元件具有非球面的物体侧表面和图像侧表面。 第七透镜元件具有非球面的物体侧表面和图像侧表面，其中第七透镜元件的像侧表面在其近轴区域处的凹部从其周边区域处的凹凸变为凸状。
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公开(公告)号：US20140168794A1
公开(公告)日：2014-06-19
申请号：US13745600
申请日：2013-01-18
Applicant: LARGAN PRECISION CO., LTD.
Inventor： Tsung-Han Tsai , Wei-Yu Chen
IPC: G02B13/18
CPC classification number: G02B13/0045 , G02B9/60
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 and a fifth lens element. The first lens element with positive refractive power has a convex object-side surface. The second lens element has positive refractive power. The third lens element has positive refractive power. The fourth lens element has refractive power. The fifth lens element with refractive power has a concave image-side surface at a paraxial region, and the image-side surface thereof changes from concave at the paraxial region to convex at a peripheral region, wherein both of an object-side surface and the image-side surface are aspheric.
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，第四透镜元件和第五透镜元件。 具有正折光力的第一透镜元件具有凸的物体侧表面。 第二透镜元件具有正的折光力。 第三透镜元件具有正的折光力。 第四透镜元件具有屈光力。 具有屈光力的第五透镜元件在近轴区域具有凹形图像侧表面，并且其图像侧表面在周边区域处的近轴区域处的凹部变为凸形，其中物体侧表面和 图像侧表面是非球面的。
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公开(公告)号：US20140146401A1
公开(公告)日：2014-05-29
申请号：US13743127
申请日：2013-01-16
Applicant: LARGAN PRECISION CO., LTD.
Inventor： Tsung-Han Tsai , Chun-Che Hsueh , Wei-Yu Chen
IPC: G02B13/18
CPC classification number: G02B13/004
Abstract: This disclosure provides an image capturing lens system, in order from an object side to an image side comprising: a first lens element with positive refractive power having a convex object-side surface and a concave image-side surface; a second lens element with positive refractive power; a third lens element with positive refractive power; and a fourth lens element with positive refractive power having a convex object-side surface, a concave at a paraxial region and convex at a peripheral region image-side surface, and both of the object-side and image-side surfaces thereof being aspheric; wherein the lens elements of the image capturing lens system with refractive power are the first lens element, the second lens element, the third lens element and the fourth lens element.
Abstract translation: 本发明提供从物体侧到图像侧的顺序的图像拍摄透镜系统，包括：具有凸的物体侧表面和凹面像侧表面的具有正折光力的第一透镜元件; 具有正折射力的第二透镜元件; 具有正屈光力的第三透镜元件; 以及具有正折射力的第四透镜元件，具有凸形物体侧表面，在近轴区域处的凹部并且在周边区域图像侧表面处凸出，并且其物体侧和像侧表面均为非球面; 其中具有屈光力的图像拍摄透镜系统的透镜元件是第一透镜元件，第二透镜元件，第三透镜元件和第四透镜元件。
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