FR1271120A - Focal shutter for photography - Google Patents

Focal shutter for photography

Info

Publication number
FR1271120A
FR1271120A FR833877A FR833877A FR1271120A FR 1271120 A FR1271120 A FR 1271120A FR 833877 A FR833877 A FR 833877A FR 833877 A FR833877 A FR 833877A FR 1271120 A FR1271120 A FR 1271120A
Authority
FR
France
Prior art keywords
photography
focal shutter
shutter
focal
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
FR833877A
Other languages
French (fr)
Inventor
Oplinter Jean De Wouters D
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.)
La Spirotechnique Industrielle et Commerciale
Original Assignee
La Spirotechnique Industrielle et Commerciale
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 La Spirotechnique Industrielle et Commerciale filed Critical La Spirotechnique Industrielle et Commerciale
Priority to FR833877A priority Critical patent/FR1271120A/en
Priority to ES0269138A priority patent/ES269138A1/en
Priority to GB2673261A priority patent/GB958534A/en
Application granted granted Critical
Publication of FR1271120A publication Critical patent/FR1271120A/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
    • G03B9/00—Exposure-making shutters; Diaphragms
    • G03B9/08—Shutters
    • G03B9/36—Sliding rigid plate
    • G03B9/40—Double plate
    • G03B9/42—Double plate with adjustable slot; with mechanism controlling relative movement of plates to form slot

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR833877A 1960-07-25 1960-07-25 Focal shutter for photography Expired FR1271120A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR833877A FR1271120A (en) 1960-07-25 1960-07-25 Focal shutter for photography
ES0269138A ES269138A1 (en) 1960-07-25 1961-07-14 Improvements in focal-plane photographic shutters
GB2673261A GB958534A (en) 1960-07-25 1961-07-24 Improvements in focal-plane photographic shutters

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR833877A FR1271120A (en) 1960-07-25 1960-07-25 Focal shutter for photography

Publications (1)

Publication Number Publication Date
FR1271120A true FR1271120A (en) 1961-09-08

Family

ID=8736136

Family Applications (1)

Application Number Title Priority Date Filing Date
FR833877A Expired FR1271120A (en) 1960-07-25 1960-07-25 Focal shutter for photography

Country Status (1)

Country Link
FR (1) FR1271120A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2409583A1 (en) * 1977-11-21 1979-06-15 Commissariat Energie Atomique Standard calibration irradiator for dosimetric detectors - has shutter with two falling gates, the outer gate exposing and the inner gate cutting off the beam

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2409583A1 (en) * 1977-11-21 1979-06-15 Commissariat Energie Atomique Standard calibration irradiator for dosimetric detectors - has shutter with two falling gates, the outer gate exposing and the inner gate cutting off the beam

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