Imaging optical system and imaging device

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United States of America Patent

PATENT NO 9395515
APP PUB NO 20130235176A1
SERIAL NO

13868568

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Abstract

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An imaging optical system comprises a first lens group composed of a negative single lens, a second lens group composed of a positive lens element and a negative lens element attached together, an aperture stop, a third lens group composed of a positive lens element and a negative lens element attached together, and a fourth lens group composed of a negative single lens, in this order from an object side. Expressions 0.37

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Patent Owner(s)

Patent OwnerAddress
FUJIFILM CORPORATION26-30 NISHIAZABU 2-CHOME MINATO-KU TOKYO 1068620 ?1068620

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Miyano, Hitoshi Saitama, JP 62 2211

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