JPS5178327A - - Google Patents

Info

Publication number
JPS5178327A
JPS5178327A JP50071841A JP7184175A JPS5178327A JP S5178327 A JPS5178327 A JP S5178327A JP 50071841 A JP50071841 A JP 50071841A JP 7184175 A JP7184175 A JP 7184175A JP S5178327 A JPS5178327 A JP S5178327A
Authority
JP
Japan
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.)
Pending
Application number
JP50071841A
Other languages
Japanese (ja)
Inventor
Ei Gyarahaa Jon
Eru Hendorikusun Kennesu
Efu Jonsuton Robaato
Ei Teiiru Jon
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.)
Bell and Howell Co
Original Assignee
Bell and Howell Co
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
Priority claimed from US05/536,666 external-priority patent/US4032934A/en
Priority claimed from US05/538,228 external-priority patent/US3984846A/en
Application filed by Bell and Howell Co filed Critical Bell and Howell Co
Publication of JPS5178327A publication Critical patent/JPS5178327A/ja
Pending 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
    • G02B7/32—Systems for automatic generation of focusing signals using parallactic triangle with a base line using active means, e.g. light emitter

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Focusing (AREA)
  • Automatic Focus Adjustment (AREA)
  • Control Of Position Or Direction (AREA)
  • Lens Barrels (AREA)
JP50071841A 1974-12-26 1975-06-13 Pending JPS5178327A (enrdf_load_stackoverflow)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/536,666 US4032934A (en) 1974-12-26 1974-12-26 Automatic focusing system
US05/538,228 US3984846A (en) 1975-01-02 1975-01-02 Photoreceptor assembly for automatic focusing system

Publications (1)

Publication Number Publication Date
JPS5178327A true JPS5178327A (enrdf_load_stackoverflow) 1976-07-07

Family

ID=27065216

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50071841A Pending JPS5178327A (enrdf_load_stackoverflow) 1974-12-26 1975-06-13

Country Status (3)

Country Link
JP (1) JPS5178327A (enrdf_load_stackoverflow)
DE (1) DE2526612A1 (enrdf_load_stackoverflow)
GB (1) GB1512097A (enrdf_load_stackoverflow)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS539118A (en) * 1976-07-13 1978-01-27 Sankyo Kougaku Kougiyou Kk Camera with automatic focusing unit
JPS56133721A (en) * 1980-03-24 1981-10-20 Canon Inc Fine adjusting device for range finding mechanism of automatic focusing camera
JPS5784506U (enrdf_load_stackoverflow) * 1980-11-12 1982-05-25
JPS58120226A (ja) * 1982-01-12 1983-07-18 Asahi Optical Co Ltd オ−トフオ−カスカメラ
JPS5995336U (ja) * 1982-12-17 1984-06-28 ソニー株式会社 ビデオカメラ
JPS59101236U (ja) * 1982-12-13 1984-07-07 チノン株式会社 測距装置
JPS6230223U (enrdf_load_stackoverflow) * 1985-08-09 1987-02-23
JPS6233018U (enrdf_load_stackoverflow) * 1985-08-12 1987-02-27

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3310601C2 (de) * 1982-03-24 1994-02-10 Canon Kk Entfernungsmeßvorrichtung

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS539118A (en) * 1976-07-13 1978-01-27 Sankyo Kougaku Kougiyou Kk Camera with automatic focusing unit
JPS56133721A (en) * 1980-03-24 1981-10-20 Canon Inc Fine adjusting device for range finding mechanism of automatic focusing camera
JPS5784506U (enrdf_load_stackoverflow) * 1980-11-12 1982-05-25
JPS58120226A (ja) * 1982-01-12 1983-07-18 Asahi Optical Co Ltd オ−トフオ−カスカメラ
JPS59101236U (ja) * 1982-12-13 1984-07-07 チノン株式会社 測距装置
JPS5995336U (ja) * 1982-12-17 1984-06-28 ソニー株式会社 ビデオカメラ
JPS6230223U (enrdf_load_stackoverflow) * 1985-08-09 1987-02-23
JPS6233018U (enrdf_load_stackoverflow) * 1985-08-12 1987-02-27

Also Published As

Publication number Publication date
DE2526612A1 (de) 1976-07-08
GB1512097A (en) 1978-05-24

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