FR1400780A - Device for determining the exposure time for a camera shutter - Google Patents

Device for determining the exposure time for a camera shutter

Info

Publication number
FR1400780A
FR1400780A FR978336A FR978336A FR1400780A FR 1400780 A FR1400780 A FR 1400780A FR 978336 A FR978336 A FR 978336A FR 978336 A FR978336 A FR 978336A FR 1400780 A FR1400780 A FR 1400780A
Authority
FR
France
Prior art keywords
determining
exposure time
camera shutter
shutter
camera
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
FR978336A
Other languages
French (fr)
Inventor
Conrad Heinrich Biber
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
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
Application filed by Polaroid Corp filed Critical Polaroid Corp
Priority to FR978336A priority Critical patent/FR1400780A/en
Application granted granted Critical
Publication of FR1400780A publication Critical patent/FR1400780A/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
FR978336A 1964-06-15 1964-06-15 Device for determining the exposure time for a camera shutter Expired FR1400780A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR978336A FR1400780A (en) 1964-06-15 1964-06-15 Device for determining the exposure time for a camera shutter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR978336A FR1400780A (en) 1964-06-15 1964-06-15 Device for determining the exposure time for a camera shutter

Publications (1)

Publication Number Publication Date
FR1400780A true FR1400780A (en) 1965-05-28

Family

ID=8832414

Family Applications (1)

Application Number Title Priority Date Filing Date
FR978336A Expired FR1400780A (en) 1964-06-15 1964-06-15 Device for determining the exposure time for a camera shutter

Country Status (1)

Country Link
FR (1) FR1400780A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2477430A1 (en) * 1980-03-10 1981-09-11 Johnson Matthey Co Ltd OXIDATION CATALYST FOR CATALYSIS EXHAUST GAS PURIFICATION UNIT

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2477430A1 (en) * 1980-03-10 1981-09-11 Johnson Matthey Co Ltd OXIDATION CATALYST FOR CATALYSIS EXHAUST GAS PURIFICATION UNIT

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