Projection display device having a level difference...

Details Projection display device having a level difference... Projection display device having a level difference...

2011-03-08

2011-03-08

Luu, Thanh X (Department: 2878)

Optics: image projectors

Housing

Reexamination Certificate

active

07901092

ABSTRACT:
A projection display device comprises a main body cabinet, a projection lens section to which light modulated by a light modulating element entered, and a mirror section for reflecting the light emitted from the projection lens section to a projection plane. A level difference depending on an arrangement shift of the projection lens section and the mirror section is formed on a second side surface facing a first side surface having light projection port of the main body cabinet. Furthermore, the projection display device comprises a level difference correction section for directing the light from the mirror section in a desired direction by correcting the level difference, when the main body cabinet is planed on a plane to be placed, the second side surface facing the plane to be placed.

REFERENCES:
patent: 2006/0181684 (2006-08-01), Hermanson et al.
patent: 5-100312 (1993-04-01), None
patent: 2004-258620 (2004-09-01), None

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