Photographic optical system controlling apparatus

Details Photographic optical system controlling apparatus Photographic optical system controlling apparatus

1992-10-30

1994-09-20

Gellner, Michael L.

354466, 354 412, G03B 708, G03B 1718

Patent

active

053494156

ABSTRACT:
A photographic optical system controlling apparatus for carrying out an automatic focusing control and an exposure control. The apparatus comprises a motion vector detecting means for detecting the motion of the image and changes a gate area or a photometric area. The result is that the focusing or the exposure controlling operation can be carried out accurately following the motion of a main object, irrespective of the positional change of the object the screen.

REFERENCES:
patent: 4320948 (1982-03-01), Hosoe et al.
patent: 4774401 (1988-09-01), Yamada et al.
patent: 5003339 (1991-03-01), Kikuchi et al.
patent: 5019854 (1991-05-01), Mukai et al.
patent: 5031049 (1991-07-01), Toyama et al.
patent: 5210566 (1993-05-01), Nishida

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