CH462617A - Belichtungsregeleinrichtung an photographischen Apparaten - Google Patents

Belichtungsregeleinrichtung an photographischen Apparaten

Info

Publication number
CH462617A
CH462617A CH400064A CH400064A CH462617A CH 462617 A CH462617 A CH 462617A CH 400064 A CH400064 A CH 400064A CH 400064 A CH400064 A CH 400064A CH 462617 A CH462617 A CH 462617A
Authority
CH
Switzerland
Prior art keywords
control device
exposure control
photographic apparatus
photographic
exposure
Prior art date
Application number
CH400064A
Other languages
English (en)
Inventor
Paul Burgarella John
Myles Topaz Jeremy
Heinrich Biber Conrad
Original Assignee
Polaroid Corp
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
Priority claimed from US269116A external-priority patent/US3205799A/en
Priority claimed from US269117A external-priority patent/US3249034A/en
Priority claimed from US269115A external-priority patent/US3205798A/en
Application filed by Polaroid Corp filed Critical Polaroid Corp
Publication of CH462617A publication Critical patent/CH462617A/de

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)
  • Shutters For Cameras (AREA)
  • Exposure Control For Cameras (AREA)
CH400064A 1963-03-29 1964-03-26 Belichtungsregeleinrichtung an photographischen Apparaten CH462617A (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US269116A US3205799A (en) 1963-03-29 1963-03-29 Shutter timing apparatus
US269117A US3249034A (en) 1963-03-29 1963-03-29 Shutter timing apparatus
US269115A US3205798A (en) 1963-03-29 1963-03-29 Shutter timing apparatus and method

Publications (1)

Publication Number Publication Date
CH462617A true CH462617A (de) 1968-09-15

Family

ID=27402143

Family Applications (1)

Application Number Title Priority Date Filing Date
CH400064A CH462617A (de) 1963-03-29 1964-03-26 Belichtungsregeleinrichtung an photographischen Apparaten

Country Status (5)

Country Link
JP (1) JPS5324813B1 (de)
CH (1) CH462617A (de)
DE (3) DE1797483C2 (de)
GB (2) GB1047866A (de)
NL (1) NL6403306A (de)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1181562A (fr) * 1956-08-23 1959-06-17 Appareil photographique

Also Published As

Publication number Publication date
DE1797483B1 (de) 1970-05-14
GB1047866A (en) 1966-11-09
JPS5324813B1 (de) 1978-07-22
NL6403306A (de) 1964-09-30
DE1797484B1 (de) 1970-05-14
DE1797483C2 (de) 1975-11-20
GB1047867A (en) 1966-11-09
DE1289413B (de) 1969-02-13

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