DMD equipped projector

Details DMD equipped projector DMD equipped projector

2005-04-05

2005-04-05

Nguyen, Judy (Department: 2851)

Optics: image projectors

Light shield, mask, hood, or diaphragm

C353S038000, C348S771000

Reexamination Certificate

active

06874894

ABSTRACT:
A DMD stop has a notch through which a light reflected towards other than a projection lens by a mirror unit can pass. This protects the DMD from being heated up and thermally fractured by the light reflected towards other than the projection lens by the mirror unit.

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