Television camera having an optical lowpass filter

Details Television camera having an optical lowpass filter Television camera having an optical lowpass filter

1981-12-11

1984-04-24

Masinick, Michael A.

Facsimile and static presentation processing

Static presentation processing

Attribute control

H04N 910

Patent

active

044451369

ABSTRACT:
A television camera has an optical system including an iris, a master lens, and a color stripe filter. The television camera further comprises an optical lowpass filter provided within an effective light path of an afocal system which reaches the master lens through the iris. The optical lowpass filter has a shape to partially produce an optical lowpass filter effect with respect to a part of a beam in the effective light path.

REFERENCES:
patent: 3641255 (1972-02-01), Macovski
patent: 3821794 (1974-06-01), Yoneyama
patent: 4178611 (1979-12-01), Okano
patent: 4318123 (1982-03-01), Knop

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