Focus detecting device

Details Focus detecting device Focus detecting device

1997-07-08

1999-09-07

Adams, Russell

Photography

With exposure objective focusing means, focusing aid, or...

Plural focusing or rangefinding areas

396103, G03B 1336

Patent

active

059500220

ABSTRACT:
A focus detecting device which is of the kind having a plurality of focus detecting areas and detecting focus by selecting a desired area from among the focus detecting areas is arranged such that the desired focus detecting area is selected by operating an operation member to shift the selecting position from one area to another one by one in a first mode and at intervals of a plurality of areas in a second mode, so that the focus detecting area can be speedily selected.

REFERENCES:
patent: 5659814 (1997-08-01), Matsukawa et al.
patent: 5692222 (1997-11-01), Yamada et al.

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