Photo-detection adapter for an automatic flash device

Details Photo-detection adapter for an automatic flash device Photo-detection adapter for an automatic flash device

1979-11-09

1981-05-19

Hix, L. T.

Illumination

Supported by vehicle structure

Condition responsive

354 59, 354126, 362 4, 362 32, G03B 1505

Patent

active

042681413

ABSTRACT:
A photo-detection adapter for an automatic strobe comprising a mounting means attachable to a barrel of a photographic lens, an external photo-detection part supported by the mounting means so as to change a detection direction for properly receiving a reflection light from a photographic object, a light conduction means for conducting the reflection light from the photographic object to a photo-detection element disposed in the strobe, and a coupling means for holding the output end of the light conduction means so as to face to the photo-detection element in the strobe.

REFERENCES:
patent: 3614918 (1971-10-01), Hennig
patent: 3798665 (1974-03-01), Eloranta et al.
patent: 3898678 (1975-08-01), Walworth
patent: 4023188 (1977-05-01), Veda et al.
patent: 4107706 (1978-08-01), Veda et al.
patent: 4201934 (1980-05-01), Esaki

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