Patent
1989-08-23
1991-02-19
Hix, L. T.
354474, G03B 1300
Patent
active
049948431
ABSTRACT:
A focus indicating apparatus for an automatic focusing camera includes a plurality of object distance measuring areas and an object distance measuring device for detecting the amount of defocus of an object in the object distance measuring areas. A focusing mechanism is provided for selecting the object distance measuring area, including an object to be focused, in accordance with the object distance data or defocus data detected by the object distance measuring device. A predetermined algorithm is utilized to effect focusing for the object in the selected object distance measuring area. Further included are a plurality of indicators corresponding to the object distance measuring area and an indication control for driving the indicators corresponding to the selected object distance measuring area.
REFERENCES:
patent: 4338596 (1982-07-01), Huber et al.
patent: 4348096 (1982-09-01), Katsuma et al.
patent: 4436397 (1984-03-01), Kobayashi
patent: 4443086 (1984-04-01), Hosoe et al.
patent: 4512646 (1985-04-01), Kitaura et al.
patent: 4534636 (1985-08-01), Sugawara
patent: 4614975 (1986-09-01), Kaite
patent: 4627700 (1986-12-01), Nakamura et al.
patent: 4827303 (1989-05-01), Tsuboi
patent: 4857720 (1989-08-01), Karasaki
Asahi Kogaku Kogyo Kabushiki Kaisha
Gray David M.
Hix L. T,.
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