Illumination optical system and projector

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 10578845
APP PUB NO 20180188512A1
SERIAL NO

15740118

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Abstract

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An illumination optical system includes a lens group, a diaphragm, and a prism unit including first to third prisms and a rotationally-asymmetrical curved reflective surface having a positive power and satisfying the conditional formula: PYa/PZa

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Patent Owner(s)

Patent OwnerAddress
KONICA MINOLTA INC2-7-2 MARUNOUCHI CHIYODA-KU TOKYO 100-7015

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Imaoka, Masayuki Izumiotsu, JP 23 141
Sawai, Yasumasa Yamatotakada, JP 58 418

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