HK1577A - Indicating means for photographic cameras - Google Patents

Indicating means for photographic cameras

Info

Publication number
HK1577A
HK1577A HK15/77A HK1577A HK1577A HK 1577 A HK1577 A HK 1577A HK 15/77 A HK15/77 A HK 15/77A HK 1577 A HK1577 A HK 1577A HK 1577 A HK1577 A HK 1577A
Authority
HK
Hong Kong
Prior art keywords
indicating means
photographic cameras
photographic
cameras
indicating
Prior art date
Application number
HK15/77A
Other languages
English (en)
Original Assignee
Agfa Gevaert Ag
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 Agfa Gevaert Ag filed Critical Agfa Gevaert Ag
Publication of HK1577A publication Critical patent/HK1577A/xx

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)
  • Exposure Control For Cameras (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Indication In Cameras, And Counting Of Exposures (AREA)
  • Tests Of Electric Status Of Batteries (AREA)
  • Led Devices (AREA)
HK15/77A 1972-04-18 1977-01-06 Indicating means for photographic cameras HK1577A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2218704A DE2218704C3 (de) 1972-04-18 1972-04-18 Vorrichtung zur Anzeige unzureichender Lichtverhältnisse

Publications (1)

Publication Number Publication Date
HK1577A true HK1577A (en) 1977-01-14

Family

ID=5842324

Family Applications (1)

Application Number Title Priority Date Filing Date
HK15/77A HK1577A (en) 1972-04-18 1977-01-06 Indicating means for photographic cameras

Country Status (6)

Country Link
US (1) US3812504A (xx)
JP (1) JPS572978Y2 (xx)
DE (1) DE2218704C3 (xx)
FR (1) FR2181307A5 (xx)
GB (1) GB1431187A (xx)
HK (1) HK1577A (xx)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5347945Y2 (xx) * 1974-05-10 1978-11-16
US4131351A (en) * 1976-02-20 1978-12-26 West Electric Co., Ltd. Battery checker for a camera with a flash light unit
US4305648A (en) * 1978-01-25 1981-12-15 Ricoh Company, Ltd. Electric circuits for use in camera
JPS61170320U (xx) * 1985-04-12 1986-10-22
WO2006037358A1 (en) † 2004-10-04 2006-04-13 Bic-Violex Sa Vibrating wet shaver

Also Published As

Publication number Publication date
DE2218704C3 (de) 1981-05-07
JPS572978Y2 (xx) 1982-01-19
US3812504A (en) 1974-05-21
DE2218704A1 (de) 1973-10-25
JPS4929930U (xx) 1974-03-14
GB1431187A (en) 1976-04-07
DE2218704B2 (de) 1976-01-22
FR2181307A5 (xx) 1973-11-30

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