FR1280826A - Photographic exhibition control devices - Google Patents

Photographic exhibition control devices

Info

Publication number
FR1280826A
FR1280826A FR846939A FR846939A FR1280826A FR 1280826 A FR1280826 A FR 1280826A FR 846939 A FR846939 A FR 846939A FR 846939 A FR846939 A FR 846939A FR 1280826 A FR1280826 A FR 1280826A
Authority
FR
France
Prior art keywords
control devices
exhibition control
photographic
photographic exhibition
devices
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
FR846939A
Other languages
French (fr)
Inventor
Joseph William Distel
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.)
Polaroid Corp
International Polaroid Corp
Original Assignee
Polaroid Corp
International 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
Application filed by Polaroid Corp, International Polaroid Corp filed Critical Polaroid Corp
Priority to FR846939A priority Critical patent/FR1280826A/en
Application granted granted Critical
Publication of FR1280826A publication Critical patent/FR1280826A/en
Expired 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)
FR846939A 1960-12-14 1960-12-14 Photographic exhibition control devices Expired FR1280826A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR846939A FR1280826A (en) 1960-12-14 1960-12-14 Photographic exhibition control devices

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR846939A FR1280826A (en) 1960-12-14 1960-12-14 Photographic exhibition control devices

Publications (1)

Publication Number Publication Date
FR1280826A true FR1280826A (en) 1962-01-08

Family

ID=8744766

Family Applications (1)

Application Number Title Priority Date Filing Date
FR846939A Expired FR1280826A (en) 1960-12-14 1960-12-14 Photographic exhibition control devices

Country Status (1)

Country Link
FR (1) FR1280826A (en)

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