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.)
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.)
Paillard SA
Original Assignee
Paillard SA
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 Paillard SAfiledCriticalPaillard SA
Priority to FR854744ApriorityCriticalpatent/FR1286994A/fr
Application grantedgrantedCritical
Publication of FR1286994ApublicationCriticalpatent/FR1286994A/fr
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
G03B9/02—Diaphragms
G03B9/07—Diaphragms with means for presetting the diaphragm
Landscapes
Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
FR854744A1961-03-061961-03-06Dispositif de réglage du diaphragme d'un objectif
ExpiredFR1286994A
(fr)