GB1334808A - Electric control network for a camera - Google Patents

Electric control network for a camera

Info

Publication number
GB1334808A
GB1334808A GB2263671A GB2263671A GB1334808A GB 1334808 A GB1334808 A GB 1334808A GB 2263671 A GB2263671 A GB 2263671A GB 2263671 A GB2263671 A GB 2263671A GB 1334808 A GB1334808 A GB 1334808A
Authority
GB
United Kingdom
Prior art keywords
emitter follower
follower circuit
control network
electric control
photo
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
GB2263671A
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.)
Pentax Corp
Original Assignee
Asahi Kogaku Kogyo Co Ltd
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 Asahi Kogaku Kogyo Co Ltd filed Critical Asahi Kogaku Kogyo Co Ltd
Publication of GB1334808A publication Critical patent/GB1334808A/en
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
    • G03B9/58—Means for varying duration of "open" period of shutter

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)
  • Exposure Control For Cameras (AREA)
GB2263671A 1970-03-12 1971-04-19 Electric control network for a camera Expired GB1334808A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2111470 1970-03-12

Publications (1)

Publication Number Publication Date
GB1334808A true GB1334808A (en) 1973-10-24

Family

ID=12045841

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2263671A Expired GB1334808A (en) 1970-03-12 1971-04-19 Electric control network for a camera

Country Status (2)

Country Link
FR (1) FR2084540A5 (enExample)
GB (1) GB1334808A (enExample)

Also Published As

Publication number Publication date
FR2084540A5 (enExample) 1971-12-17
DE2112013A1 (de) 1971-09-30

Similar Documents

Publication Publication Date Title
GB1254710A (en) Exposure time control system for a camera
GB1339622A (en) Electric shutter control circuit for a single-lens reflex camera
GB1062578A (en) Photographic camera
GB1199056A (en) Interchangeable Objectives for a Reflex Camera
GB1421834A (en) Electric exposure time control arrangement for a camera
GB1161744A (en) Improvements relating to photometers for use in photographic cameras
GB1311323A (en) Cameras
GB1060248A (en) Improvements relating to photographic camera shutter mechanisms
GB1334808A (en) Electric control network for a camera
GB1194393A (en) Improvements in and relating to Photographic Cameras
GB1520088A (en) Camera
GB1034395A (en) A cinematographic camera and a film-sensitivity control device therefor
GB1357223A (en) Photographic camera
GB1331309A (en) Film projectors
GB1288548A (enExample)
GB1385075A (en) Exposure time computation circuit for cameras
GB1273031A (en) Exposure control system for a camera
GB1376080A (en) Exposure-determing device for a camera
GB1123579A (en) Device for automatic regulation of a photographic exposure
GB1336456A (en) Electric shutter control network for a camera
GB1453477A (en) Photographic cameras
GB1014283A (en) Automatic exposure control apparatus
GB1085806A (en) Improvements in or relating to enlarging exposure meters and electronic timers
GB1440326A (en) Camera with exposure time indicator
GB1423274A (en) Camera exposure time and shutter control circuits

Legal Events

Date Code Title Description
PS Patent sealed
746 Register noted 'licences of right' (sect. 46/1977)
PE20 Patent expired after termination of 20 years