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:
May. 11, 2004

Filed:

Aug. 05, 2003
Applicant:
Inventors:

Tai-Fa Young, Kaohsiung, TW;

Sung-Hua Tsai, Kaohsiung, TW;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03B 2/114 ;
U.S. Cl.
CPC ...
G03B 2/114 ;
Abstract

An image projector system includes a cold light source, a projection lens, a slide retaining unit, and a liquid crystal module. The slide retaining unit is disposed between the cold light source and the projection lens, and is adapted to retain removably a projector slide between the cold light source and the projection lens when the image projector system is operated in a slide projection mode. The liquid crystal module includes a liquid crystal panel retained removably on the slide retaining unit between the cold light source and the projection lens to permit operation of the image projector system in a liquid crystal projection mode.


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