FR589231A - Diaphragme à iris - Google Patents

Diaphragme à iris

Info

Publication number
FR589231A
FR589231A FR589231DA FR589231A FR 589231 A FR589231 A FR 589231A FR 589231D A FR589231D A FR 589231DA FR 589231 A FR589231 A FR 589231A
Authority
FR
France
Prior art keywords
iris diaphragm
iris
diaphragm
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
Other languages
English (en)
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.)
Carl Zeiss AG
Original Assignee
Carl Zeiss AG
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 Carl Zeiss AG filed Critical Carl Zeiss AG
Application granted granted Critical
Publication of FR589231A publication Critical patent/FR589231A/fr
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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR589231D 1922-10-14 1923-09-08 Diaphragme à iris Expired FR589231A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE589231X 1922-10-14

Publications (1)

Publication Number Publication Date
FR589231A true FR589231A (fr) 1925-05-25

Family

ID=6572515

Family Applications (1)

Application Number Title Priority Date Filing Date
FR589231D Expired FR589231A (fr) 1922-10-14 1923-09-08 Diaphragme à iris

Country Status (1)

Country Link
FR (1) FR589231A (fr)

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