AT150731B - Irisblende für photographische Kameras. - Google Patents

Irisblende für photographische Kameras.

Info

Publication number
AT150731B
AT150731B AT150731DA AT150731B AT 150731 B AT150731 B AT 150731B AT 150731D A AT150731D A AT 150731DA AT 150731 B AT150731 B AT 150731B
Authority
AT
Austria
Prior art keywords
iris diaphragm
photographic cameras
aperture
inner edge
blades
Prior art date
Application number
Other languages
English (en)
Original Assignee
Zeiss Ikon 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 Zeiss Ikon Ag filed Critical Zeiss Ikon Ag
Application granted granted Critical
Publication of AT150731B publication Critical patent/AT150731B/de

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
    • G03B7/04—Control effected by hand adjustment of a member that senses indication of a pointer of a built- in light-sensitive device, e.g. by restoring point to a fixed associated reference mark
    • 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)
  • Diaphragms For Cameras (AREA)

Description


   <Desc/Clms Page number 1> 
 



  Irisblende für photographische Kameras. 
 EMI1.1 
 

**WARNUNG** Ende DESC Feld kannt Anfang CLMS uberlappen**.

Claims (1)

  1. <Desc/Clms Page number 2> geradlinig verlaufenden Schlitzen (12) versehen ist und dass die Innenkante (11) der Blendenlamellen entsprechend dem Neigungswinkel der schrägen Schlitze derart ausgebildet ist, dass der die Blenden- öffnung begrenzende Teil der Innenkante bei Vergrösserung der Blendenöffnung gegen das freie Ende der Blendenlamellen wandert, wobei bei Drehung der Stellseheibe (9) um gleiche, aufeinanderfolgende EMI2.1 EMI2.2
AT150731D 1935-08-30 1936-07-10 Irisblende für photographische Kameras. AT150731B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE808644X 1935-08-30

Publications (1)

Publication Number Publication Date
AT150731B true AT150731B (de) 1937-09-25

Family

ID=6723131

Family Applications (1)

Application Number Title Priority Date Filing Date
AT150731D AT150731B (de) 1935-08-30 1936-07-10 Irisblende für photographische Kameras.

Country Status (4)

Country Link
AT (1) AT150731B (de)
CH (1) CH193941A (de)
FR (1) FR808644A (de)
GB (1) GB464892A (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2465578A (en) * 1946-03-02 1949-03-29 Wollensak Optical Co Iris diaphragm blade
US3066586A (en) * 1954-07-09 1962-12-04 Voigtlaender Ag Photographic camera
US2926571A (en) * 1957-07-13 1960-03-01 Voigtlaender Ag Photographic camera provided with a shutter and diaphragm

Also Published As

Publication number Publication date
CH193941A (de) 1937-11-15
FR808644A (fr) 1937-02-11
GB464892A (en) 1937-04-27

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