Patent
1987-04-28
1989-01-24
Perkey, W. D.
354403, 354413, 354423, 354432, 354446, G03B 300, G03B 708, G03B 1502, G02B 711
Patent
active
048004090
ABSTRACT:
The present invention can be applied to a control device wherein the probability of giving the proper exposure to the primary object photographed is high even when the regions to be found in range within the photographing distance are plural, thereby to being capable of more positively judging the backlight condition, an automatic focus adjusting apparatus capable of more reflecting the photographing intention of the photographer, an exposure control apparatus capable of normally providing the proper exposure amount with respect to the photographed object independently of the distance to the object photographed even when the daylight synchronized flash photographing operation is performed, and a control device which does not need a switching circuit and the switching operation by it.
REFERENCES:
patent: 3855601 (1974-12-01), Uchiyama et al.
patent: 4047187 (1977-09-01), Mashimo et al.
patent: 4423936 (1984-01-01), Johnson
patent: 4518253 (1985-05-01), Takahashi
patent: 4575211 (1986-03-01), Matsumura et al.
patent: 4614418 (1986-09-01), Ishizaki et al.
patent: 4637705 (1987-01-01), Kawabata
patent: 4664495 (1987-05-01), Alyfuku et al.
patent: 4690536 (1987-09-01), Nakai et al.
Matsuda Motonobu
Nakanishi Motohiro
Ootsuka Hiroshi
Tanaka Yoshihiro
Taniguchi Nobuyuki
Minolta Camera Kabushiki Kaisha
Perkey W. D.
LandOfFree
Control device for use in a camera having an objective lens does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Control device for use in a camera having an objective lens, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Control device for use in a camera having an objective lens will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-421577