发明名称 Image pickup optical system and image pickup apparatus using the same
摘要 An image pickup optical system made of five lenses, includes in order from an object side, an aperture stop, a first lens L1 having a positive refracting power, a second lens L2 having a negative refracting power, a third lens L3 having a positive refracting power, a fourth lens L4 having a positive refracting power, and a fifth lens L5 having a negative refracting power. Moreover, an image pickup apparatus includes this image pickup optical system.
申请公布号 US8508836(B2) 申请公布日期 2013.08.13
申请号 US201213473045 申请日期 2012.05.16
申请人 OHTSU TAKUYA;OLYMPUS CORPORATION 发明人 OHTSU TAKUYA
分类号 G02B26/00;G09G3/34 主分类号 G02B26/00
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