Photography – With exposure objective focusing means – focusing aid – or... – Plural focusing or rangefinding areas
Patent
1999-08-25
2000-12-19
Perkey, W. B.
Photography
With exposure objective focusing means, focusing aid, or...
Plural focusing or rangefinding areas
396234, G03B 708, G03B 1336
Patent
active
061636525
ABSTRACT:
A camera includes a focus detecting part capable of performing a focus detecting operation on each of a plurality of focusing areas, a light measuring part capable of performing a light measuring operation on each of a plurality of light measuring areas, a setting part arranged to set selectable focusing areas to be selectable from among the plurality of focusing areas, and a varying part arranged to vary selectable light measuring areas according to the selectable focusing areas set by the setting part.
REFERENCES:
patent: 4974007 (1990-11-01), Yoshida
patent: 5422700 (1995-06-01), Suda et al.
patent: 5749000 (1998-05-01), Narisawa
patent: 5930533 (1999-07-01), Yamamoto
patent: 6035139 (2000-03-01), Nakamura
Canon Kabushiki Kaisha
Perkey W. B.
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