1983-03-31
1984-06-26
Adams, Russell E.
354402, G03B 310, G03B 708
Patent
active
044563604
ABSTRACT:
In a camera having automatic focus detecting means for automatically detecting an in-focus position to effect focusing of the photo-taking lens, and exposure control means for controlling the opening and closing operation of the shutter blades in accordance with object brightness, there are provided a control member arranged to control the sequence of the aforesaid focusing operation of the photo-taking lens and the aforesaid opening and closing operation of the shutter blades depending upon its position as it moves, and a driving means for moving this control member stepwise by the output of the aforesaid automatic focus detecting means or the exposure control means. Thus, the focusing operation of the photo-taking lens is automatically shifted to the exposure operation.
REFERENCES:
patent: 4205906 (1980-06-01), Imura
patent: 4206990 (1980-06-01), Imura et al.
patent: 4243309 (1981-01-01), Johnson et al.
patent: 4297015 (1981-10-01), Matsumoto et al.
patent: 4346972 (1982-08-01), Takahashi
Adams Russell E.
Canon Kabushiki Kaisha
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