Color temperature adjusting device

Details Color temperature adjusting device Color temperature adjusting device

Filed on

1994-03-07

Date issued

1995-06-13

Examiner

Perkey, W. B.

Other Related Categories

354430, G03B 1503

Type

Patent

Status

active

Patent number

054247985

Description

ABSTRACT:
A color temperature adjusting device for an auxiliary light source comprises a color temperature metering device for measuring a color temperature of an object field and a color temperature adjuster for adjusting a color temperature of the auxiliary light source in accordance with the color temperature measured by the color temperature metering device.

REFERENCES:
patent: 3989980 (1976-11-01), Berman
patent: 4685071 (1987-08-01), Lee
patent: 4809030 (1989-02-01), Takagi et al.
patent: 4810937 (1989-03-01), Havel
patent: 4847680 (1989-07-01), Okino
patent: 5016039 (1991-05-01), Sosa et al.
patent: 5065232 (1991-11-01), Kondo
patent: 5109248 (1992-04-01), Petrakos et al.

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