BE578733A - Exposure time adjustment mechanism. - Google Patents

Exposure time adjustment mechanism.

Info

Publication number
BE578733A
BE578733A BE578733A BE578733A BE578733A BE 578733 A BE578733 A BE 578733A BE 578733 A BE578733 A BE 578733A BE 578733 A BE578733 A BE 578733A BE 578733 A BE578733 A BE 578733A
Authority
BE
Belgium
Prior art keywords
adjustment mechanism
exposure time
time adjustment
exposure
time
Prior art date
Application number
BE578733A
Other languages
French (fr)
Inventor
Edwin Herbert Land
David Summer Grey
Original Assignee
Polaroid Corp
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
Priority claimed from US735484A external-priority patent/US3056341A/en
Priority claimed from US735620A external-priority patent/US3056342A/en
Application filed by Polaroid Corp filed Critical Polaroid Corp
Publication of BE578733A publication Critical patent/BE578733A/en

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
    • G03B9/64—Mechanism for delaying opening of shutter

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Shutters For Cameras (AREA)
  • Diaphragms For Cameras (AREA)
BE578733A 1958-05-15 1959-05-15 Exposure time adjustment mechanism. BE578733A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US735484A US3056341A (en) 1958-05-15 1958-05-15 Photographic shutter mechanism
US735620A US3056342A (en) 1958-05-15 1958-05-15 Exposure control mechanism

Publications (1)

Publication Number Publication Date
BE578733A true BE578733A (en) 1959-11-16

Family

ID=27112895

Family Applications (1)

Application Number Title Priority Date Filing Date
BE578733A BE578733A (en) 1958-05-15 1959-05-15 Exposure time adjustment mechanism.

Country Status (2)

Country Link
BE (1) BE578733A (en)
GB (1) GB909743A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1185476B (en) * 1962-12-19 1965-01-14 Agfa Ag Photographic two-blade shutter
DE1260298B (en) * 1963-06-12 1968-02-01 Canon Camera Co Camera shutter
DE1259694C2 (en) * 1964-01-09 1974-08-29 Hattori Tokeiten Kk Camera shutter
DE1258258B (en) * 1965-03-13 1968-01-04 Agfa Gevaert Ag Shutter
DE1290803B (en) * 1966-09-03 1969-03-13 Agfa Gevaert Ag Shutter with exposure control device

Also Published As

Publication number Publication date
GB909743A (en) 1962-10-31

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