DE3037879C2 - Selbsttätig scharfeinstellende Kamera - Google Patents

Selbsttätig scharfeinstellende Kamera

Info

Publication number
DE3037879C2
DE3037879C2 DE3037879A DE3037879A DE3037879C2 DE 3037879 C2 DE3037879 C2 DE 3037879C2 DE 3037879 A DE3037879 A DE 3037879A DE 3037879 A DE3037879 A DE 3037879A DE 3037879 C2 DE3037879 C2 DE 3037879C2
Authority
DE
Germany
Prior art keywords
measuring
field mask
camera
distance
optical
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
DE3037879A
Other languages
German (de)
English (en)
Other versions
DE3037879A1 (de
Inventor
Mutsuhide Yokohama Kanagawa Matsuda
Toyotosi Suzuki
Hideo Tokio/Tokyo Tamamura
Shuichi Yokohama Kanagawa Tamura
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
Publication of DE3037879A1 publication Critical patent/DE3037879A1/de
Application granted granted Critical
Publication of DE3037879C2 publication Critical patent/DE3037879C2/de
Expired 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)
  • Focusing (AREA)
  • Automatic Focus Adjustment (AREA)
  • Viewfinders (AREA)
  • Lens Barrels (AREA)
  • Indication In Cameras, And Counting Of Exposures (AREA)
DE3037879A 1979-10-08 1980-10-07 Selbsttätig scharfeinstellende Kamera Expired DE3037879C2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12965379A JPS5652710A (en) 1979-10-08 1979-10-08 Mark finder for camera

Publications (2)

Publication Number Publication Date
DE3037879A1 DE3037879A1 (de) 1981-04-23
DE3037879C2 true DE3037879C2 (de) 1985-10-24

Family

ID=15014825

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3037879A Expired DE3037879C2 (de) 1979-10-08 1980-10-07 Selbsttätig scharfeinstellende Kamera

Country Status (3)

Country Link
US (1) US4400071A (en, 2012)
JP (1) JPS5652710A (en, 2012)
DE (1) DE3037879C2 (en, 2012)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4827303A (en) * 1983-02-08 1989-05-02 Canon Kabushiki Kaisha Distance measuring device
JPH0629926B2 (ja) * 1985-01-30 1994-04-20 株式会社ニコン パララツクス補正装置
GB2197494B (en) * 1985-12-10 1990-07-25 Sagatis Kiejstut Jan The auto-focus binocular (or non-binocular)viewfinder which may be attached to or built-in a camera directly or indirectly
JPS62104236U (en, 2012) * 1985-12-23 1987-07-03
US5159378A (en) * 1989-10-20 1992-10-27 Fuji Photo Film Co., Ltd. Light projector for range finding device
JP3990035B2 (ja) * 1998-06-24 2007-10-10 日立オムロンターミナルソリューションズ株式会社 イメージスキャナ
JP2000047289A (ja) * 1998-07-27 2000-02-18 Fuji Photo Optical Co Ltd ファインダ装置
TW537560U (en) * 2001-12-19 2003-06-11 Avision Inc Scanning module with an adjustable height
EP2341379A3 (en) 2009-12-15 2011-08-03 Dialog Imaging Systems GmbH Camera module having a low-friction movable lens

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS427908Y1 (en, 2012) * 1964-07-16 1967-04-19
US3442193A (en) * 1966-05-31 1969-05-06 Eastman Kodak Co Automatic focusing system
US3618499A (en) * 1969-04-04 1971-11-09 Eastman Kodak Co Camera with coordinated aperture and focus adjustment means
US3820129A (en) * 1971-06-01 1974-06-25 Canon Kk Focusing device for optical instruments
JPS5539809B2 (en, 2012) * 1971-10-29 1980-10-14
DE2233203A1 (de) * 1972-07-06 1974-01-24 Leitz Ernst Gmbh Messucher fuer fotografische kameras
JPS51149026A (en) * 1975-06-17 1976-12-21 Canon Inc Finder vision adjustable device for the movie camera
JPS52102033A (en) * 1976-02-23 1977-08-26 Elmo Co Ltd Variable focal length lens and automatic focusing camera
US4142788A (en) * 1976-03-12 1979-03-06 Canon Kabushiki Kaisha Power source switch for use in a camera circuit to detect a focused condition
JPS567937Y2 (en, 2012) * 1976-06-29 1981-02-21
JPS5459964A (en) * 1977-10-21 1979-05-15 Konishiroku Photo Ind Co Ltd Range finder of cameras
JPS5480741A (en) * 1977-12-09 1979-06-27 Canon Inc Focal point adjusting mechanism for camera
JPS54106225A (en) * 1978-02-08 1979-08-21 Minolta Camera Co Ltd Display device in finder for auto-focus camera

Also Published As

Publication number Publication date
DE3037879A1 (de) 1981-04-23
JPS6248209B2 (en, 2012) 1987-10-13
US4400071A (en) 1983-08-23
JPS5652710A (en) 1981-05-12

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition