Exposure control apparatus of camera

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

3542891, G03B 708

Patent

active

054852420

ABSTRACT:
An exposure control apparatus of a camera having a photometer for detecting a brightness of an object to be taken, an exposure value calculator for calculating an optimum exposure value in accordance with the object brightness, and an exposure factor setting device for setting a pair of exposure factors having a shutter speed and a diaphragm value, including an exposure factor manual setting device, a specific program exposure mode in which the exposure factors corresponding to the optimum exposure values are automatically set, and an exposure factor modifying device for enabling the exposure factor manual setting device to manually set one of the exposure factors when the exposure factor manual setting device is actuated in the specific program exposure mode.

REFERENCES:
patent: 4103307 (1978-07-01), Shinoda et al.
patent: 4104655 (1978-08-01), Strauss
patent: 4290674 (1981-09-01), Kobori et al.
patent: 4295716 (1981-10-01), Numata
patent: 4320944 (1982-03-01), Nakai
patent: 4344681 (1982-08-01), Yamada
patent: 4431287 (1984-02-01), Sakai et al.
patent: 4437744 (1984-03-01), Terui et al.
patent: 4530586 (1985-07-01), Ogawa
patent: 4647176 (1987-03-01), Shimizu et al.
patent: 4841322 (1989-06-01), Kawasaki et al.
patent: 4945376 (1990-07-01), Kawasaki et al.
patent: 5005033 (1991-04-01), Miyasaka
patent: 5012268 (1991-04-01), Hirai
patent: 5142320 (1992-08-01), Nakano et al.
patent: 5280319 (1994-01-01), Sato et al.
patent: 5382997 (1995-01-01), Sato et al.
English language abstract of Japanese Patent Publication No. 55-143539.
English language abstract of Japanese Patent Publication No. 55-143542.
English abstract of Japanese Unexamined Patent Publication SHO 60-242436.
English abstract of Japanese Unexamined Patent Publication SHO 60-242437.
English abstract of Japanese Unexamined Patent Publication SHO 60-242438.
English abstract of Japanese Unexamined Patent Publication SHO 60-242439.
English abstract of Japanese Unexamined Patent Publication SHO 60-258523.
English abstract of Japanese Unexamined Patent Publication SHO 60-168123.
English abstract of Japanese Unexamined Patent Publication SHO 60-212635.
English translation of the claims and description of the drawings of Japanese Unexamined Patent Publication SHO 61-99130.
Nikon FA Company Brochure. Author & date unknown.
Translation of the German Office Action dated 20 Jan. 1994. Meiler.
United Kingdom Serch Reports., Short Jan. 5 1993.
Office Action of the Austrailian Patent Office dated Nov. 10, 1993. Barrett.
English Language Abstract of JP 62-212635.
Minolta DYNAX 8000i, Firm Brochure.
English Language Translation of German Office Action of Jul. 21, 1994.
United Kingdom Search Report. Short, Aug. 4 1992.

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Exposure control apparatus of camera does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Exposure control apparatus of camera, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Exposure control apparatus of camera will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-313252

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.