DE2713100A1 - Automatische brennweiteneinstelleinrichtung - Google Patents

Automatische brennweiteneinstelleinrichtung

Info

Publication number
DE2713100A1
DE2713100A1 DE19772713100 DE2713100A DE2713100A1 DE 2713100 A1 DE2713100 A1 DE 2713100A1 DE 19772713100 DE19772713100 DE 19772713100 DE 2713100 A DE2713100 A DE 2713100A DE 2713100 A1 DE2713100 A1 DE 2713100A1
Authority
DE
Germany
Prior art keywords
camera
film
switch
focal length
roller drive
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.)
Withdrawn
Application number
DE19772713100
Other languages
German (de)
English (en)
Inventor
Tadao Isono
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 Japan
Original Assignee
Bell and Howell Japan
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 Bell and Howell Japan filed Critical Bell and Howell Japan
Publication of DE2713100A1 publication Critical patent/DE2713100A1/de
Withdrawn legal-status Critical Current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
    • G02B7/305—Systems for automatic generation of focusing signals using parallactic triangle with a base line using a scanner

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Focusing (AREA)
  • Details Of Cameras Including Film Mechanisms (AREA)
  • Automatic Focus Adjustment (AREA)
DE19772713100 1976-03-30 1977-03-24 Automatische brennweiteneinstelleinrichtung Withdrawn DE2713100A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1976038477U JPS5616574Y2 (US07754267-20100713-C00021.png) 1976-03-30 1976-03-30

Publications (1)

Publication Number Publication Date
DE2713100A1 true DE2713100A1 (de) 1977-10-13

Family

ID=12526325

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19772713100 Withdrawn DE2713100A1 (de) 1976-03-30 1977-03-24 Automatische brennweiteneinstelleinrichtung

Country Status (6)

Country Link
US (1) US4093365A (US07754267-20100713-C00021.png)
JP (1) JPS5616574Y2 (US07754267-20100713-C00021.png)
AT (1) AT354255B (US07754267-20100713-C00021.png)
DE (1) DE2713100A1 (US07754267-20100713-C00021.png)
FR (1) FR2346738A1 (US07754267-20100713-C00021.png)
GB (1) GB1545134A (US07754267-20100713-C00021.png)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5372617A (en) * 1976-12-10 1978-06-28 Bell & Howell Japan Automatic focal point adjusting device
JPS5391730A (en) * 1977-01-22 1978-08-11 Bell & Howell Japan Automatic focal point adjusting device
JPS5471629A (en) * 1977-11-18 1979-06-08 Seiko Koki Kk Automatic focusing controller for camera
FR2410835A1 (fr) * 1977-12-02 1979-06-29 Sankyo Kogaku Kogyo Kk Dispositif de mise au point automatique, notamment pour les appareils de prise de vues
JPS5492727A (en) * 1977-12-29 1979-07-23 Konishiroku Photo Ind Co Ltd Camera provided with automatic focus control device
JPS6146528Y2 (US07754267-20100713-C00021.png) * 1978-03-17 1986-12-27
JPS619379Y2 (US07754267-20100713-C00021.png) * 1978-08-17 1986-03-25
JPS55157730A (en) * 1979-05-29 1980-12-08 Canon Inc Optical member holding member
JPS5647027A (en) * 1979-09-25 1981-04-28 Canon Inc Cinecamera provided with automatic focus controller
US4291965A (en) * 1980-10-06 1981-09-29 Polaroid Corporation Apparatus for automatically selecting a preselected focal position for a lens system
JPS57157931U (US07754267-20100713-C00021.png) * 1981-03-31 1982-10-04
JPS587622A (ja) * 1981-07-08 1983-01-17 Nippon Kogaku Kk <Nikon> 自動焦点調節可能なモ−タドライブカメラ
JPS5888727A (ja) * 1981-11-20 1983-05-26 Canon Inc 自動焦点カメラ
JPH0617929B2 (ja) * 1983-10-20 1994-03-09 松下電器産業株式会社 レンズ移動装置
US6513940B1 (en) * 2002-02-07 2003-02-04 Chung-Shan Institute Of Science And Technology Field-of-view switching and focusing system of common-optical-path periscope
JP2007010895A (ja) * 2005-06-29 2007-01-18 Olympus Imaging Corp 手振れ補正機能付きカメラシステム
US8121471B1 (en) 2010-10-08 2012-02-21 Enver Gjokaj Focusing system for motion picture camera
US9307138B2 (en) 2014-04-22 2016-04-05 Convexity Media, Inc. Focusing system for motion picture camera

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3958117A (en) 1975-07-15 1976-05-18 Honeywell Inc. Distance determining and automatic focusing apparatus

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2063705C3 (de) * 1970-12-24 1979-08-09 Agfa-Gevaert Ag, 5090 Leverkusen Automatische Fokussiervorrichtung
JPS5340334B2 (US07754267-20100713-C00021.png) * 1972-11-30 1978-10-26
DE2410681A1 (de) * 1974-03-06 1975-09-11 Agfa Gevaert Ag Automatische fokussiervorrichtung
US4059757A (en) * 1976-10-01 1977-11-22 Honeywell Inc. Focus system for movie cameras
US4059756A (en) * 1976-10-01 1977-11-22 Honeywell Inc. Focus control system with dual scan
US4059758A (en) * 1976-10-07 1977-11-22 Honeywell Inc. Autofocus system

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3958117A (en) 1975-07-15 1976-05-18 Honeywell Inc. Distance determining and automatic focusing apparatus

Also Published As

Publication number Publication date
AT354255B (de) 1979-12-27
US4093365A (en) 1978-06-06
FR2346738A1 (fr) 1977-10-28
GB1545134A (en) 1979-05-02
JPS5616574Y2 (US07754267-20100713-C00021.png) 1981-04-17
ATA219477A (de) 1979-05-15
JPS52130740U (US07754267-20100713-C00021.png) 1977-10-04

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Legal Events

Date Code Title Description
OGA New person/name/address of the applicant
8139 Disposal/non-payment of the annual fee