Apparatus for varying acceptance angle of camera

Details Apparatus for varying acceptance angle of camera Apparatus for varying acceptance angle of camera

1990-03-30

1992-05-19

Hix, L. T.

3541491, G03B 7099

Patent

active

051142252

ABSTRACT:
A camera having a variable focal length lens, a strobe unit and a light receiver which receives light reflected from an object to be photographed is disclosed. An acceptance angle varying apparatus includes an acceptance angle varying device for varying the acceptance angle of the light receiver in accordance with the focal length of the variable focal length lens and a drive for moving the acceptance angle varying device in association with the focal length of the variable focal length lens.

REFERENCES:
patent: Re32797 (1988-12-01), Harvey
patent: 3000281 (1961-09-01), Rentschler
patent: 3272103 (1966-09-01), Ploke
patent: 4049996 (1977-09-01), Vital et al.
patent: 4673282 (1987-06-01), Sogame
patent: 4777508 (1988-10-01), Aoshima
patent: 4847647 (1989-07-01), Ueda
patent: 4914461 (1990-04-01), Hori

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