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Title:
LIQUID CRYSTAL VIDEO PROJECTOR
Document Type and Number:
Japanese Patent JPH04115680
Kind Code:
A
Abstract:

PURPOSE: To obtain good picture quality even when a high definition device is used by providing an optical means to synthesize a picture displayed by 2 liquid crystal matrix panels and to project.

CONSTITUTION: One liquid crystal panel is constituted of an panel A 12a and a panel B 12b. Then, light from a lamp enclosed by a mirror 28 is projected to the respective panels 12a and 12b through condenser lenses 32a and 32b and the transmitted light is synthesized on a screen through projecting lenses 34a and 34b and is (weight-) projected. Accordingly, on the screen, a display picture 36 is formed, a picture 36a of every 2 columns of the display picture 36 is formed by the panel A 12a, a picture 36b of every other 2 columns is formed by the panel B 12b. Thus, even when a high definition video projector is constituted, the picture of good quality is displayed.


Inventors:
KURODA MITSUHIRO
Application Number:
JP1990000231300
Publication Date:
April 16, 1992
Filing Date:
August 31, 1990
Export Citation:
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Assignee:
SANYO ELECTRIC CO
International Classes:
G09G3/36; H04N5/66; (IPC1-7): G09G3/36; H04N5/66



 
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