CA559461A - Control of the iris aperture size in photographic cameras - Google Patents

Control of the iris aperture size in photographic cameras

Info

Publication number
CA559461A
CA559461A CA559461A CA559461DA CA559461A CA 559461 A CA559461 A CA 559461A CA 559461 A CA559461 A CA 559461A CA 559461D A CA559461D A CA 559461DA CA 559461 A CA559461 A CA 559461A
Authority
CA
Canada
Prior art keywords
control
aperture size
photographic cameras
iris aperture
iris
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
CA559461A
Other languages
French (fr)
Inventor
Vinten Charles
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.)
W Vinten Ltd
Original Assignee
W Vinten Ltd
Publication date
Application granted granted Critical
Publication of CA559461A publication Critical patent/CA559461A/en
Expired legal-status Critical Current

Links

CA559461A Control of the iris aperture size in photographic cameras Expired CA559461A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA559461T

Publications (1)

Publication Number Publication Date
CA559461A true CA559461A (en) 1958-06-24

Family

ID=35725876

Family Applications (1)

Application Number Title Priority Date Filing Date
CA559461A Expired CA559461A (en) Control of the iris aperture size in photographic cameras

Country Status (1)

Country Link
CA (1) CA559461A (en)

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