IT1021187B - Circuito automatico di regolazio ne dell esposizione per macchina fotografica - Google Patents

Circuito automatico di regolazio ne dell esposizione per macchina fotografica

Info

Publication number
IT1021187B
IT1021187B IT7427068A IT2706874A IT1021187B IT 1021187 B IT1021187 B IT 1021187B IT 7427068 A IT7427068 A IT 7427068A IT 2706874 A IT2706874 A IT 2706874A IT 1021187 B IT1021187 B IT 1021187B
Authority
IT
Italy
Prior art keywords
camera
adjustment circuit
automatic exposure
exposure adjustment
automatic
Prior art date
Application number
IT7427068A
Other languages
English (en)
Original Assignee
Ricch 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
Priority claimed from JP10522673U external-priority patent/JPS5051119U/ja
Priority claimed from JP48119817A external-priority patent/JPS598806B2/ja
Application filed by Ricch Co Ltd filed Critical Ricch Co Ltd
Application granted granted Critical
Publication of IT1021187B publication Critical patent/IT1021187B/it

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
    • G03B7/091—Digital circuits
    • G03B7/093—Digital circuits for control of exposure time

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Exposure Control For Cameras (AREA)
IT7427068A 1973-09-10 1974-09-09 Circuito automatico di regolazio ne dell esposizione per macchina fotografica IT1021187B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP10522673U JPS5051119U (it) 1973-09-10 1973-09-10
JP48119817A JPS598806B2 (ja) 1973-10-26 1973-10-26 カメラにおける自動露光調定回路の消費電流節減方式

Publications (1)

Publication Number Publication Date
IT1021187B true IT1021187B (it) 1978-01-30

Family

ID=26445558

Family Applications (1)

Application Number Title Priority Date Filing Date
IT7427068A IT1021187B (it) 1973-09-10 1974-09-09 Circuito automatico di regolazio ne dell esposizione per macchina fotografica

Country Status (2)

Country Link
CA (1) CA1026608A (it)
IT (1) IT1021187B (it)

Also Published As

Publication number Publication date
DE2443110B2 (de) 1976-10-28
DE2443110A1 (de) 1975-04-10
CA1026608A (en) 1978-02-21

Similar Documents

Publication Publication Date Title
HK44576A (en) Aperture setting for photographic or cinematographic camera
BE836141A (nl) Fotografische camera
GB1488883A (en) Single lens reflex camera
HK59577A (en) Photographic camera
HK6678A (en) Photographic camera
IT1053133B (it) Dispositivo di illuminazione per riprese fotografiche o cinematografiche
BR7507891A (pt) Encaixe aperfeicoado para flash de camera fotografica
HK59677A (en) Photographic camera
ZA755710B (en) View finder system for single lens reflex camera
JPS5229731A (en) Photographic camera exposure controller
AT349894B (de) Belichtungsregler fuer filmkameras
GB1418437A (en) Single-lens reflex camera
IT1021187B (it) Circuito automatico di regolazio ne dell esposizione per macchina fotografica
NL7505096A (nl) Flitslampeneenheid voor fotografische camera's.
HK4580A (en) Photographic camera
NL180960C (nl) Reflexcamera met automatische belichtingsinstelinrichting.
GB1503177A (en) Shutter for photographic cameras
GB1491496A (en) Photographic or cinematographic camera
AT325325B (de) Pankratisches kamera-objektiv
ATA234474A (de) Kinematografische kamera
MY7800170A (en) Photographic camera
AT330578B (de) Belichtungseinstelleinrichtung fur kameras
IT1020312B (it) Dispositivo otturatore elettronico per macchina fotografica reflex ad obbiettivo singolo
AT377102B (de) Photographische kamera
AT349893B (de) Kinematografische kamera