AT279346B - Exposure control device - Google Patents

Exposure control device

Info

Publication number
AT279346B
AT279346B AT941265A AT941265A AT279346B AT 279346 B AT279346 B AT 279346B AT 941265 A AT941265 A AT 941265A AT 941265 A AT941265 A AT 941265A AT 279346 B AT279346 B AT 279346B
Authority
AT
Austria
Prior art keywords
control device
exposure control
exposure
control
Prior art date
Application number
AT941265A
Other languages
German (de)
Inventor
Hubert Nerwin
Original Assignee
Eastman Kodak Co
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 US404887A external-priority patent/US3349682A/en
Priority claimed from US463454A external-priority patent/US3348463A/en
Application filed by Eastman Kodak Co filed Critical Eastman Kodak Co
Application granted granted Critical
Publication of AT279346B publication Critical patent/AT279346B/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
    • G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
    • G03B7/08—Control effected solely on the basis of the response, to the intensity of the light received by the camera, of a built-in light-sensitive device
    • G03B7/081—Analogue circuits
    • G03B7/085—Analogue circuits for control of aperture
    • 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)
  • Shutters For Cameras (AREA)
AT941265A 1964-10-19 1965-10-18 Exposure control device AT279346B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US404887A US3349682A (en) 1964-10-19 1964-10-19 One-piece exposure-controlling structure
US463454A US3348463A (en) 1965-05-24 1965-05-24 One-piece light-controlling structure

Publications (1)

Publication Number Publication Date
AT279346B true AT279346B (en) 1970-03-10

Family

ID=27018818

Family Applications (1)

Application Number Title Priority Date Filing Date
AT941265A AT279346B (en) 1964-10-19 1965-10-18 Exposure control device

Country Status (4)

Country Link
AT (1) AT279346B (en)
CH (1) CH438011A (en)
GB (1) GB1082868A (en)
SE (1) SE324952B (en)

Also Published As

Publication number Publication date
SE324952B (en) 1970-06-15
GB1082868A (en) 1967-09-13
CH438011A (en) 1967-06-15

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee