Title:
測距装置及びカメラ
Document Type and Number:
Japanese Patent JP4541479
Kind Code:
B2
Abstract:
In a distance-measuring device that measures individual distances to plural distance-measured regions, a selection circuit selects at least one first measured distance value by excluding second measured distance values that are not smaller than a predetermined distance value from the individually measured distance values to the plural distance measured regions. An auto-focusing data value is computed in accordance with the selected first measured distance values.
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Inventors:
All Egawa
Application Number:
JP2000021072A
Publication Date:
September 08, 2010
Filing Date:
January 31, 2000
Export Citation:
Assignee:
Canon Inc
International Classes:
G02B7/28; G03B13/36; G02B7/32; G02B7/34
Domestic Patent References:
| JP5224116A | ||||
| JP3163423A | ||||
| JP1222209A | ||||
| JP7243848A | ||||
| JP2109008A | ||||
| JP8062486A | ||||
| JP2178641A | ||||
| JP1128057A |
Attorney, Agent or Firm:
Yuichi Uchio