JPS5145526A - Kaiho f chijohodentatsusochi - Google Patents

Kaiho f chijohodentatsusochi

Info

Publication number
JPS5145526A
JPS5145526A JP11895274A JP11895274A JPS5145526A JP S5145526 A JPS5145526 A JP S5145526A JP 11895274 A JP11895274 A JP 11895274A JP 11895274 A JP11895274 A JP 11895274A JP S5145526 A JPS5145526 A JP S5145526A
Authority
JP
Japan
Prior art keywords
chijohodentatsusochi
kaiho
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.)
Pending
Application number
JP11895274A
Other languages
Japanese (ja)
Inventor
Hiroyasu Murakami
Tadashi Ito
Fumio Ito
Nobumasa Sakurada
Nobuhiko Shinoda
Masaharu Kawamura
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 JP11895274A priority Critical patent/JPS5145526A/en
Priority to DE19752546465 priority patent/DE2546465A1/en
Publication of JPS5145526A publication Critical patent/JPS5145526A/en
Priority to US05/785,770 priority patent/US4118713A/en
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
    • G03B7/20—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly in accordance with change of lens
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
    • G03B7/08—Control effected solely on the basis of the response, to the intensity of the light received by the camera, of a built-in light-sensitive device
    • G03B7/091—Digital circuits
    • G03B7/097—Digital circuits for control of both exposure time and aperture

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Structure And Mechanism Of Cameras (AREA)
  • Lens Barrels (AREA)
  • Exposure Control For Cameras (AREA)
JP11895274A 1974-10-16 1974-10-16 Kaiho f chijohodentatsusochi Pending JPS5145526A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP11895274A JPS5145526A (en) 1974-10-16 1974-10-16 Kaiho f chijohodentatsusochi
DE19752546465 DE2546465A1 (en) 1974-10-16 1975-10-16 Automatic SLR camera with interchangeable lenses - uses array of pegs and digital switches for F number
US05/785,770 US4118713A (en) 1974-10-16 1977-04-07 Totally opened F. value information input system of lens for a camera with interchangeable lenses

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11895274A JPS5145526A (en) 1974-10-16 1974-10-16 Kaiho f chijohodentatsusochi

Publications (1)

Publication Number Publication Date
JPS5145526A true JPS5145526A (en) 1976-04-19

Family

ID=14749307

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11895274A Pending JPS5145526A (en) 1974-10-16 1974-10-16 Kaiho f chijohodentatsusochi

Country Status (2)

Country Link
JP (1) JPS5145526A (en)
DE (1) DE2546465A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55133410U (en) * 1979-03-15 1980-09-22

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5311241U (en) * 1976-07-12 1978-01-30
DD134571A1 (en) * 1977-12-22 1979-03-07 Hubertus Reimann PHOTOGRAPHIC OBJECTIVE WITH DIGITAL CODING ARRANGEMENT
US4286849A (en) * 1978-02-09 1981-09-01 Canon Kabushiki Kaisha Digital camera
JPS5640816A (en) * 1979-09-11 1981-04-17 Nippon Kogaku Kk <Nikon> Interchangeable lens
JPS56107221A (en) * 1980-01-31 1981-08-26 Asahi Optical Co Ltd Correction system for aperture control of single-lens reflex camera with interchangeable lens and its interchangeable lens used for the system
JPS60241030A (en) * 1984-05-16 1985-11-29 Sigma:Kk Full automatic aperture type interchangeable lens
FR2637386A1 (en) * 1988-10-04 1990-04-06 Asahi Optical Co Ltd MODE CHANGE DEVICE FOR A CAMERA
DE3943666C2 (en) * 1988-10-04 1995-03-09 Asahi Optical Co Ltd Exposure compensation device for a camera

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55133410U (en) * 1979-03-15 1980-09-22

Also Published As

Publication number Publication date
DE2546465A1 (en) 1976-04-22

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