JPS52102037A - Luminescent display for camera - Google Patents

Luminescent display for camera

Info

Publication number
JPS52102037A
JPS52102037A JP1861176A JP1861176A JPS52102037A JP S52102037 A JPS52102037 A JP S52102037A JP 1861176 A JP1861176 A JP 1861176A JP 1861176 A JP1861176 A JP 1861176A JP S52102037 A JPS52102037 A JP S52102037A
Authority
JP
Japan
Prior art keywords
luminescent display
camera
brightness
response
illumination
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
JP1861176A
Other languages
English (en)
Inventor
Shinichiro Fujino
Saburo Numata
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.)
Fujinon Corp
Original Assignee
Fuji Photo Optical Co Ltd
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 Fuji Photo Optical Co Ltd filed Critical Fuji Photo Optical Co Ltd
Priority to JP1861176A priority Critical patent/JPS52102037A/ja
Priority to DE19772707564 priority patent/DE2707564A1/de
Priority to US05/771,349 priority patent/US4143954A/en
Publication of JPS52102037A publication Critical patent/JPS52102037A/ja
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
    • G03B7/08—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
    • G03B7/081—Analogue circuits
    • G03B7/083—Analogue circuits for control of exposure time

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Indication In Cameras, And Counting Of Exposures (AREA)
  • Exposure Control For Cameras (AREA)
JP1861176A 1976-02-23 1976-02-23 Luminescent display for camera Pending JPS52102037A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP1861176A JPS52102037A (en) 1976-02-23 1976-02-23 Luminescent display for camera
DE19772707564 DE2707564A1 (de) 1976-02-23 1977-02-22 Leuchtanzeiger fuer eine kamera
US05/771,349 US4143954A (en) 1976-02-23 1977-02-23 Light emitting indicator for a camera

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1861176A JPS52102037A (en) 1976-02-23 1976-02-23 Luminescent display for camera

Publications (1)

Publication Number Publication Date
JPS52102037A true JPS52102037A (en) 1977-08-26

Family

ID=11976422

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1861176A Pending JPS52102037A (en) 1976-02-23 1976-02-23 Luminescent display for camera

Country Status (3)

Country Link
US (1) US4143954A (ja)
JP (1) JPS52102037A (ja)
DE (1) DE2707564A1 (ja)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4255031A (en) * 1979-01-02 1981-03-10 Polaroid Corporation Photographic camera with dual purpose light indicator
US4572646A (en) * 1985-02-06 1986-02-25 Canon Kabushiki Kaisha Display device in camera finder
GB2200507B (en) * 1987-01-28 1992-02-12 Famous Instr Ltd Optical detector for an auto-focus camera
US6411306B1 (en) 1997-11-14 2002-06-25 Eastman Kodak Company Automatic luminance and contrast adustment for display device

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5093144A (ja) * 1973-12-18 1975-07-25

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6226021B2 (ja) * 1973-07-28 1987-06-05 Oki Denki Kogyo Kk
US3860936A (en) * 1974-01-28 1975-01-14 Eastman Kodak Co Shutter control circuit for controlling exposure time under low light conditions

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5093144A (ja) * 1973-12-18 1975-07-25

Also Published As

Publication number Publication date
DE2707564A1 (de) 1978-01-05
US4143954A (en) 1979-03-13

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