1989-05-11
1991-08-13
Perkey, W. B.
354429, G03B 300, G03B 1318
Patent
active
050400142
ABSTRACT:
A camera system, having a plurality of light measuring regions respectively corresponding to focus detecting regions, which includes a device for calculating luminance of an object based on measured light values of the light measuring regions and a device for altering the focus detecting regions.
REFERENCES:
patent: 4774401 (1988-09-01), Yamada et al.
patent: 4812912 (1989-03-01), Iida et al.
patent: 4821074 (1989-04-01), Nakai et al.
Hata Koji
Ishimura Toshihiko
Katoh Takehiro
Nakai Masaaki
Nishimura Shin'ichi
Minolta Camera Kabushiki Kaisha
Perkey W. B.
Spyron Cassandra C.
LandOfFree
Camera system does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Camera system, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Camera system will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-1530815