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公开(公告)号：US09213168B2
公开(公告)日：2015-12-15
申请号：US14523950
申请日：2014-10-27
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, the second and the third lens elements all have refractive power. The fourth lens element with refractive power has both surfaces being aspheric. The fifth lens element with refractive power has both surfaces being aspheric. The sixth lens element with refractive power has an image-side surface having at least one convex shape at a peripheral region thereof and both surfaces being aspheric. The seventh lens element with refractive power has an image-side surface having at least one convex shape at a peripheral region thereof, wherein both surfaces being aspheric, and at least one surface has at least one inflection point thereon.
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 第一，第二和第三透镜元件都具有屈光力。 具有屈光力的第四透镜元件具有两个表面是非球面的。 具有屈光力的第五透镜元件具有两个表面是非球面的。 具有屈光力的第六透镜元件具有在其周边区域具有至少一个凸起形状并且两个表面是非球面的图像侧表面。 具有屈光力的第七透镜元件具有在其周边区域具有至少一个凸起形状的图像侧表面，其中两个表面是非球面的，并且至少一个表面上具有至少一个拐点。
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公开(公告)号：US09195030B2
公开(公告)日：2015-11-24
申请号：US14223770
申请日：2014-03-24
Applicant: LARGAN PRECISION CO., LTD.
Inventor： Lin-Yao Liao , Tsung-Han Tsai , Wei-Yu Chen
CPC classification number: G02B13/0045 , G02B9/62
Abstract: An imaging 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, and a sixth lens element. The first lens element has refractive power. The second lens element has refractive power. The third lens element has positive refractive power. The fourth lens element has negative refractive power. The fifth lens element with refractive power has an image-side surface being concave in a paraxial region thereof. The sixth lens element with 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. The imaging lens assembly has a total of six lens elements with refractive power.
Abstract translation: 成像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，第五透镜元件和第六透镜元件。 第一透镜元件具有屈光力。 第二透镜元件具有屈光力。 第三透镜元件具有正的折光力。 第四透镜元件具有负折光力。 具有屈光力的第五透镜元件在其近轴区域中具有凹形的图像侧表面。 具有屈光力的第六透镜元件的近侧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。 成像透镜组件具有总共具有屈光力的六个透镜元件。
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公开(公告)号：US09140877B2
公开(公告)日：2015-09-22
申请号：US13803551
申请日：2013-03-14
Applicant: LARGAN Precision Co., Ltd.
Inventor： Tsung-Han Tsai , Wei-Yu Chen
CPC classification number: G02B13/0045 , G02B9/60
Abstract: 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.
Abstract translation: 聚焦调整光学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。 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。 具有屈光力的第五透镜元件在近轴区域具有凹形图像侧表面，其中第五透镜元件的像侧表面在近轴区域处的凹部从周边区域变为凸形， 第五透镜元件的侧面和图像侧表面是非球面的。
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公开(公告)号：US09019631B2
公开(公告)日：2015-04-28
申请号：US13652483
申请日：2012-10-16
Applicant: Largan Precision Co., Ltd.
Inventor： Dung-Yi Hsieh , Tsung-Han Tsai , Wei-Yu Chen
CPC classification number: G02B13/003 , G02B5/208
Abstract: An optical lens assembly includes, in order from an object side to an image side, a first lens element and a second lens element. The first 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. The second lens element with negative refractive power is made of plastic material and has an image-side surface being concave at a paraxial region and being convex at a peripheral region, wherein an object-side surface and the image-side surface of the second lens element are aspheric.
Abstract translation: 光学透镜组件从物体侧到像侧依次包括第一透镜元件和第二透镜元件。 具有正折光力的第一透镜元件具有在近轴区域处凸起的物体侧表面，并且在近轴区域处具有凹形的图像侧表面。 具有负屈光力的第二透镜元件由塑料材料制成，并且具有在近轴区域处凹陷并且在周边区域呈凸形的图像侧表面，其中第二透镜的物体侧表面和图像侧表面 元素是非球面的。
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公开(公告)号：US20150103416A1
公开(公告)日：2015-04-16
申请号：US14573997
申请日：2014-12-17
Applicant: LARGAN PRECISION CO., LTD.
Inventor： Kuan-Ming Chen , Tsung-Han Tsai , Hsin-Hsuan Huang
CPC classification number: G02B13/0045 , G02B9/60 , G02B27/0025
Abstract: 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.
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Patent Agency Ranking
公开(公告)号：US09001436B2
公开(公告)日：2015-04-07
申请号：US14331645
申请日：2014-07-15
Applicant: LARGAN Precision Co., Ltd.
Inventor： Tsung-Han Tsai , Wei-Yu Chen
CPC classification number: G02B13/004 , G02B1/04 , G02B9/34 , G02B13/18
Abstract: An optical lens assembly for image taking includes 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 includes a convex object-side surface at a paraxial region. The second lens element with negative refractive power includes a concave object-side surface at a paraxial region. The third lens element with refractive power includes a concave object-side surface at a paraxial region and a convex image-side surface at a paraxial region. The fourth lens element made of plastic with negative refractive power includes a concave object-side surface at a paraxial region and an image-side surface. Both of the object-side surface and the image-side surface of the fourth lens element are aspheric, and the image-side surface of the fourth lens element is concave at a paraxial region and convex at a peripheral region.
Abstract translation: 用于图像拍摄的光学透镜组件包括第一透镜元件，第二透镜元件，第三透镜元件和第四透镜元件。 具有正屈光力的第一透镜元件包括在近轴区域的凸形物体侧表面。 具有负屈光力的第二透镜元件包括在近轴区域处的凹形物体侧表面。 具有屈光力的第三透镜元件包括在近轴区域处的凹形物体侧表面和在近轴区域处的凸形图像侧表面。 由具有负屈光力的塑料制成的第四透镜元件包括在近轴区域和图像侧表面处的凹形物体侧表面。 第四透镜元件的物体侧表面和像侧表面都是非球面的，并且第四透镜元件的图像侧表面在近轴区域处是凹形的，并且在周边区域处是凸形的。
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公开(公告)号：US08947788B2
公开(公告)日：2015-02-03
申请号：US14253857
申请日：2014-04-15
Applicant: Largan Precision Co., Ltd.
Inventor： Tsung-Han Tsai , Ming-Ta Chou
CPC classification number: G02B13/0045 , G02B3/04 , G02B5/005 , G02B9/64 , G02B13/02 , G02B13/04 , G02B13/18 , G02B13/22 , G02B27/0025 , H04N5/2254
Abstract: An image lens assembly 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 negative refractive power has a convex object-side surface. The second lens element has positive refractive power. The third lens element has refractive power. The fourth lens element has refractive power. The fifth lens element has refractive power. The sixth lens element with refractive power is made of plastic material, wherein at least one surface of the sixth lens element is aspheric. The seventh lens element with refractive power made of plastic material has a concave image-side surface changing from concave in a paraxial region to convex in a peripheral region, and at least one surface thereof is aspheric.
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，第五透镜元件，第六透镜元件和第七透镜元件，从物体侧到像侧依次包括： 透镜元件 具有负屈光力的第一透镜元件具有凸起的物体侧表面。 第二透镜元件具有正的折光力。 第三透镜元件具有屈光力。 第四透镜元件具有屈光力。 第五透镜元件具有屈光力。 具有屈光力的第六透镜元件由塑料材料制成，其中第六透镜元件的至少一个表面是非球面的。 具有由塑料材料制成的屈光力的第七透镜元件具有凹面图像侧表面，其在近轴区域中的凹部在周边区域中变为凸形，并且其至少一个表面是非球面的。
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公开(公告)号：US08934178B2
公开(公告)日：2015-01-13
申请号：US13709073
申请日：2012-12-10
Applicant: Largan Precision Co., Ltd.
Inventor： Hsiang-Chi Tang , Tsung-Han Tsai , Hsin-Hsuan Huang
CPC classification number: G02B13/0045 , G02B9/62 , G02B13/18 , G02B27/0025
Abstract: 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, 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 has negative refractive power. The third lens element has refractive power. The fourth lens element has refractive power, wherein at least one surface of the fourth lens element is aspheric. The fifth lens element with negative refractive power has a concave object-side surface and a convex image-side surface, and the surfaces thereof are aspheric. The sixth lens element with refractive power has an image-side surface changing from concave at a paraxial region thereof to convex at a peripheral region thereof, and the surfaces thereof are aspheric.
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，第五透镜元件和第六透镜元件，从物体侧到像侧依次包括图像拍摄光学透镜系统。 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。 第四透镜元件具有屈光力，其中第四透镜元件的至少一个表面是非球面的。 具有负屈光力的第五透镜元件具有凹入的物体侧表面和凸形的图像侧表面，并且其表面是非球面的。 具有屈光力的第六透镜元件具有从其近轴区域的凹部到其周边区域的凸形的图像侧表面，并且其表面是非球面的。
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公开(公告)号：US08891183B2
公开(公告)日：2014-11-18
申请号：US13663602
申请日：2012-10-30
Applicant: Largan Precision Co., Ltd.
Inventor： Tsung-Han Tsai , Ming-Ta Chou
CPC classification number: G02B13/18 , 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, 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 has refractive power. The third lens element has positive refractive power. The fourth lens element has negative refractive power. The fifth lens element with positive refractive power has a convex object-side surface and a concave image-side surface. The sixth lens element with positive refractive power has a convex object-side surface and a concave image-side surface, wherein the image-side surface thereof changes from concave at a paraxial region to convex at a peripheral region. The fifth and sixth lens elements are made of plastic, and the surfaces thereof are aspheric.
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，第五透镜元件和第六透镜元件，从物体侧到像侧依次包括图像透镜组件。 具有正折光力的第一透镜元件具有凸的物体侧表面。 第二透镜元件具有屈光力。 第三透镜元件具有正的折光力。 第四透镜元件具有负折光力。 具有正屈光力的第五透镜元件具有凸的物体侧表面和凹形的图像侧表面。 具有正屈光力的第六透镜元件具有凸形的物体侧表面和凹形的图像侧表面，其中图像侧表面在外围区域的近轴区域处的凹部变为凸形。 第五和第六透镜元件由塑料制成，其表面是非球面的。
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公开(公告)号：US08830594B1
公开(公告)日：2014-09-09
申请号：US13854128
申请日：2013-03-31
Applicant: Largan Precision Co., Ltd.
Inventor： Po-Lun Hsu , Hsiang-Chi Tang , Tsung-Han Tsai , Hsin-Hsuan Huang
CPC classification number: G02B13/0045 , G02B9/62
Abstract: An imaging 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 and a sixth 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 has positive 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 the surfaces thereof are aspheric. The sixth lens element with refractive power has a convex object-side surface and a concave image-side surface, wherein the surfaces thereof are aspheric, and the sixth lens element has at least one inflection point on at least one of the surfaces thereof.
Abstract translation: 成像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，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凸的物体侧表面。 第二透镜元件具有屈光力。 第三透镜元件具有正的折光力。 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，其中其表面是非球面的。 具有屈光力的第六透镜元件具有凸形的物体侧表面和凹形的图像侧表面，其中其表面是非球面的，并且第六透镜元件在其至少一个表面上具有至少一个拐点。
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