Interchangeable lens and camera system incorporating the same le

Details Interchangeable lens and camera system incorporating the same le Interchangeable lens and camera system incorporating the same le

1993-03-05

1994-06-07

Adams, Russell E.

354477, 354286, G03B 1336, G03B 7099

Patent

active

053194152

ABSTRACT:
A focal detector built-in interchangeable lens is disclosed. During photographing, a release signal is transmitted via a transmitting means to a control part provided in the interchangeable lens from a control part provided in a camera body. Based on this release signal, the interchangeable lens control part retreats a light path splitting means outwardly of a light path of a bundle of rays used for photographing, the splitting means splitting the rays toward a focal detection means.

REFERENCES:
patent: 4481413 (1984-11-01), Wilwerding
patent: 4506970 (1985-03-01), Fujibayashi
patent: 4508443 (1985-04-01), Matsuzaki et al.
patent: 4529286 (1985-07-01), Fujii
patent: 4652931 (1987-03-01), Okudaira et al.
patent: 4694151 (1987-09-01), Yoshimura
patent: 4716284 (1987-12-01), Tanaka
patent: 4949117 (1990-08-01), Van Heyningen et al.
patent: 5103254 (1992-04-01), Bell et al.

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