发明名称 PHOTOGRAPHING LENS ASSEMBLY
摘要 A photographing lens assembly includes, in order from an object side to an image side, a first lens element, a second lens element and a third lens element. The first lens element with positive refractive power has an object-side surface being concave at a paraxial region thereof and an image-side surface being convex at a paraxial region thereof. The second lens element has positive refractive power. The third lens element with negative refractive power made of plastic material, and has an image-side surface being concave at a paraxial region thereof and being convex at a peripheral region thereof, wherein an object-side surface and the image-side surface of the third lens element are aspheric.
申请公布号 US2014104705(A1) 申请公布日期 2014.04.17
申请号 US201213709071 申请日期 2012.12.10
申请人 LARGAN PRECISION CO., LTD. 发明人 TSAI TSUNG-HAN;CHEN WEI-YU
分类号 G02B13/18 主分类号 G02B13/18
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