Light measuring device

Details Light measuring device Light measuring device

1985-02-01

1987-04-07

Adams, Russell E.

354472, 354474, G03B 1505

Patent

active

046555765

ABSTRACT:
A light measuring device for use in flash photography, which measures preliminary flash light and ambient light to obtain camera exposure information under a mixture of primary flash light and ambient light, there are provided light measuring means and means for displaying the result of the measurement in such a manner that the desired exposure information of the several positions of the photographic object can be displayed on a common scale so that the effect of the flash light, ambient light and the total light can be recognized in one glance.

REFERENCES:
patent: 4176955 (1979-12-01), Yamada et al.
patent: 4291979 (1981-09-01), Yuasa et al.
patent: 4309090 (1982-01-01), Yamada
patent: 4373793 (1983-02-01), Taniguchi et al.
patent: 4396263 (1983-08-01), Yamada
patent: 4401386 (1983-08-01), Yuasa et al.
patent: 4529289 (1985-07-01), Tsumefuji et al.
Bulletin published by Gossen GmbH.

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