AT290981B - Photographische kamera mit belichtungsmeszvorrichtung, deren photoelektrische zelle vom aufnahmestrahlengang beleuchtet wird
- Google Patents
Photographische kamera mit belichtungsmeszvorrichtung, deren photoelektrische zelle vom aufnahmestrahlengang beleuchtet wird
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Publication number
AT290981B
AT290981BAT208169AAT208169AAT290981BAT 290981 BAT290981 BAT 290981BAT 208169 AAT208169 AAT 208169AAT 208169 AAT208169 AAT 208169AAT 290981 BAT290981 BAT 290981B
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Application filed by Pentacon Dresden VebfiledCriticalPentacon Dresden Veb
Application grantedgrantedCritical
Publication of AT290981BpublicationCriticalpatent/AT290981B/de
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
Landscapes
Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
Exposure Control For Cameras
(AREA)
AT208169A1968-04-051969-03-03Photographische kamera mit belichtungsmeszvorrichtung, deren photoelektrische zelle vom aufnahmestrahlengang beleuchtet wird
AT290981B
(de)