Optical filter and optical device with filter holding member...

Details Optical filter and optical device with filter holding member... Optical filter and optical device with filter holding member...

2008-03-25

2010-12-21

Selby, Gevell (Department: 2622)

Television

Camera, system and detail

Support or housing

C348S342000

Reexamination Certificate

active

07855750

ABSTRACT:
An optical filter that is provided at an optical path between a photoelectric conversion device which converts a subject image formed at a light-receiving surface thereof to an electrical signal and an optical system which forms the subject image with a light flux from the subject at the photoelectric conversion device, to filter the light flux, includes a stage formed at, at least, a portion of an external circumference of the optical filter.

REFERENCES:
patent: 4302078 (1981-11-01), Stravitz
patent: 5548373 (1996-08-01), Ueda
patent: 6011661 (2000-01-01), Weng
patent: 6069651 (2000-05-01), Tsuyuki et al.
patent: 6078442 (2000-06-01), Tada et al.
patent: 6088162 (2000-07-01), Someno
patent: 0608169 (1994-07-01), None
patent: A-57-192084 (1982-11-01), None
patent: A-2-184071 (1990-07-01), None
patent: A-5-19386 (1993-01-01), None
patent: U-7-14402 (1995-03-01), None
patent: A-9-130683 (1997-05-01), None
patent: A-9-135010 (1997-05-01), None
patent: A-10-54960 (1998-02-01), None

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