Camera with the function of changing the transmittance of liquid

Details Camera with the function of changing the transmittance of liquid Camera with the function of changing the transmittance of liquid

1999-04-20

2000-12-26

Perkey, W. B.

Photography

Having camera indicator

Film condition indicator

396287, 396296, G03B 1720

Patent

active

061672033

ABSTRACT:
A camera comprises a liquid-crystal display device and a liquid-crystal control section. The liquid-crystal display device has a liquid crystal whose transmittance is variable. The liquid-crystal control section, in the photograph enable mode, brings the liquid crystal of the liquid-crystal display device into the light-transmitting state and, in the photograph disable mode, brings the liquid crystal of the liquid-crystal display device into a half light-transmitting state or the no-light-transmitting state.

REFERENCES:
patent: 4372657 (1983-02-01), Iwata et al.
patent: 4697900 (1987-10-01), Eguchi et al.
patent: 4804992 (1989-02-01), Moriyama et al.
patent: 5603068 (1997-02-01), Aihara
patent: 5708882 (1998-01-01), Yokonuma et al.
patent: 5740482 (1998-04-01), Inazuka

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