Imaging optical system, projection-type display apparatus, and imaging apparatus

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United States of America Patent

PATENT NO 10451854
APP PUB NO 20170343776A1
SERIAL NO

15602195

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Abstract

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The imaging optical system consists of a first optical system and a second optical system in order from a magnified side. The first optical system consists of a la lens group, first optical path bender, and a 1b lens group in order from the magnified side, and the second optical system consists of a 2a lens group, second optical path bender, and a 2b lens group in order from the magnified side. The second optical system forms an image on an image display surface as an intermediate image, and the first optical system forms the intermediate image on a magnified-side conjugate plane, to satisfy the following predetermined Conditional Expression (1),

description='In-line Formulae' end='lead'3<d/I  (1).description='In-line Formulae' end='tail'

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Patent Owner(s)

  • FUJIFILM CORPORATION

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Nagatoshi, Yukiko Saitama, JP 64 210

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