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. 01, 2015

Filed:

Apr. 19, 2013
Applicant:

Lite-on IT Corporation, Taipei, TW;

Inventors:

Wei-Chih Lin, Hsinchu, TW;

Chih-Chien Lu, Hsinchu, TW;

Meng-Che Lin, Hsinchu, TW;

Chuan Lee, Hsinchu, TW;

Chia-Yuan Lin, Hsinchu, TW;

Cheng-Chung Hsu, Hsinchu, TW;

Yoshio Hayashi, Hsinchu, TW;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03B 21/28 (2006.01); G03B 33/12 (2006.01); G03B 21/14 (2006.01); G03B 21/20 (2006.01); H04N 9/31 (2006.01);
U.S. Cl.
CPC ...
G03B 33/12 (2013.01); G03B 21/145 (2013.01); G03B 21/2033 (2013.01); G03B 21/2066 (2013.01); H04N 9/3161 (2013.01); H04N 9/3173 (2013.01);
Abstract

An optical module used in a projection device is provided. The optical module includes a base and a filter mirror. The base has an inclined leaning surface and a sidewall surface. The sidewall surface is located at a periphery of the base and forms a through hole along a direction. The inclined leaning surface is extended from the sidewall surface and an inclined angle is formed between the inclined leaning surface and the direction. The filter mirror is disposed on the inclined leaning surface.


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