JPH041885B2 - - Google Patents

Info

Publication number
JPH041885B2
JPH041885B2 JP6285782A JP6285782A JPH041885B2 JP H041885 B2 JPH041885 B2 JP H041885B2 JP 6285782 A JP6285782 A JP 6285782A JP 6285782 A JP6285782 A JP 6285782A JP H041885 B2 JPH041885 B2 JP H041885B2
Authority
JP
Japan
Prior art keywords
sensor
reflected light
light
sensor section
intensity
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
JP6285782A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58179828A (ja
Inventor
Masamichi Toyama
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Canon Inc
Original Assignee
Canon Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Canon Inc filed Critical Canon Inc
Priority to JP6285782A priority Critical patent/JPS58179828A/ja
Publication of JPS58179828A publication Critical patent/JPS58179828A/ja
Publication of JPH041885B2 publication Critical patent/JPH041885B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/28—Systems for automatic generation of focusing signals
    • G02B7/30—Systems for automatic generation of focusing signals using parallactic triangle with a base line

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Automatic Focus Adjustment (AREA)
  • Measurement Of Optical Distance (AREA)
  • Focusing (AREA)
JP6285782A 1982-04-15 1982-04-15 能動型オートフォーカス装置 Granted JPS58179828A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6285782A JPS58179828A (ja) 1982-04-15 1982-04-15 能動型オートフォーカス装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6285782A JPS58179828A (ja) 1982-04-15 1982-04-15 能動型オートフォーカス装置

Publications (2)

Publication Number Publication Date
JPS58179828A JPS58179828A (ja) 1983-10-21
JPH041885B2 true JPH041885B2 (ko) 1992-01-14

Family

ID=13212383

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6285782A Granted JPS58179828A (ja) 1982-04-15 1982-04-15 能動型オートフォーカス装置

Country Status (1)

Country Link
JP (1) JPS58179828A (ko)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60107515A (ja) * 1983-11-16 1985-06-13 Seiko Koki Kk 距離検出装置
JPS60122310A (ja) * 1983-12-06 1985-06-29 Kubota Ltd モニタカメラ付測距装置
JPS6184617A (ja) * 1984-10-03 1986-04-30 Kowa Co 自動焦点調節装置
JPS61117407A (ja) * 1984-11-13 1986-06-04 Kyocera Corp 自動距離測定回路
JPS6270710A (ja) * 1985-09-25 1987-04-01 Matsushita Electric Works Ltd 反射型光電スイッチ
JPS62157006A (ja) * 1985-12-28 1987-07-13 Fuji Photo Optical Co Ltd オ−トフォ−カス装置
JPH0750656Y2 (ja) * 1987-07-03 1995-11-15 オムロン株式会社 光電センサ
JPH05157510A (ja) * 1991-12-04 1993-06-22 Fanuc Ltd レーザセンサの安全装置

Also Published As

Publication number Publication date
JPS58179828A (ja) 1983-10-21

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