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    • 26. 发明申请
    • PHOTOGRAPHIC LENS OPTICAL SYSTEM
    • 摄影镜头光学系统
    • US20130242411A1
    • 2013-09-19
    • US13588613
    • 2012-08-17
    • Chi Ho AnPil Sun JungJae Hoon ChoJi Eun KimChan Goo Kang
    • Chi Ho AnPil Sun JungJae Hoon ChoJi Eun KimChan Goo Kang
    • G02B13/18
    • G02B13/0045
    • A lens optical system includes first, second, third, fourth, and fifth lenses that are arranged between an object and an image sensor where an image of the object is formed, in order from an object side, wherein the first lens has a positive (+) refractive power and an incident surface that is convex toward the object, the second lens has a negative (−) refractive power and a meniscus shape that is convex toward the object, the third lens has a positive (+) refractive power and both convex surfaces, the fourth lens has a positive (+) refractive power and a meniscus shape that is convex toward the image sensor, and the fifth lens has a negative (−) refractive power and an incident surface and an exit surface, at least one of the incident surface and the exit surface is an aspherical surface.
    • 透镜光学系统包括从物体的顺序排列在物体和形成有物体的图像的图像传感器之间的第一,第二,第三,第四和第五透镜,其中第一透镜具有正( +)屈光力和朝向物体凸出的入射表面,第二透镜具有朝向物体凸起的负( - )屈光力和弯月形状,第三透镜​​具有正(+)屈光力并且两者均为 所述第四透镜具有向图像传感器凸出的正(+)屈光力和弯月形状,并且所述第五透镜具有负( - )屈光力,入射表面和出射表面,至少一个 的入射面和出射面是非球面。