The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Sep. 27, 2011

Filed:

Jan. 30, 2008
Applicants:

Nao Kawamura, Aichi, JP;

Nobuhiko Nishiki, Kanagawa, JP;

Hideki Katsuragawa, Tokyo, JP;

Masayuki Shimizu, Kanagawa, JP;

Takuya Hasegawa, Kanagawa, JP;

Inventors:

Nao Kawamura, Aichi, JP;

Nobuhiko Nishiki, Kanagawa, JP;

Hideki Katsuragawa, Tokyo, JP;

Masayuki Shimizu, Kanagawa, JP;

Takuya Hasegawa, Kanagawa, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B 21/14 (2006.01); G03B 21/00 (2006.01); G02B 15/16 (2006.01);
U.S. Cl.
CPC ...
Abstract

An optical apparatus may include spectroscope means for splitting light irradiated from a light source into multiple color rays, polarizer means for polarizing the multiple color rays split by the spectroscope means, and trimming filters each trimming a wavelength component of at least one of the multiple color rays polarized through the polarizer means and guiding the resulting ray to an optical modulator, wherein at least one of the trimming filters is sloped about an optical axis.


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