Color wheel and color filter assembly thereof

Details Color wheel and color filter assembly thereof Color wheel and color filter assembly thereof

2006-02-14

2008-11-25

Chang, Audrey Y (Department: 2872)

Optical: systems and elements

Absorption filter

With support or frame

C359S889000

Reexamination Certificate

active

07457063

ABSTRACT:
A color filter assembly rotates around a central axis thereof and includes a carrier defining a radially extending holes, a color filter fixed to the carrier, and a balancing element movably received and selectively positionable along each hole. Selectively positioning the balancing with respect to the central axis allows for statically balancing of mass and adjustment of the center of mass thereby enhancing rotation stability of the color filter assembly.

REFERENCES:
patent: 5777694 (1998-07-01), Poradish
patent: 6011662 (2000-01-01), Evans
patent: 6747803 (2004-06-01), Hung
patent: 2001023290 (2001-01-01), None

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