FR56568E - Appareil photographique avec cellule photo-électrique mesureuse du temps de pose - Google Patents

Appareil photographique avec cellule photo-électrique mesureuse du temps de pose

Info

Publication number
FR56568E
FR56568E FR56568DA FR56568E FR 56568 E FR56568 E FR 56568E FR 56568D A FR56568D A FR 56568DA FR 56568 E FR56568 E FR 56568E
Authority
FR
France
Prior art keywords
camera
exposure time
photocell
measuring
photocell measuring
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
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.)
MOROY
Original Assignee
MOROY
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 MOROY filed Critical MOROY
Application granted granted Critical
Publication of FR56568E publication Critical patent/FR56568E/fr
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
    • 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
    • G03B7/06—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 by a follow-up movement of an associated reference mark to the pointer

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR56568D 1947-03-07 1947-03-07 Appareil photographique avec cellule photo-électrique mesureuse du temps de pose Expired FR56568E (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR56568T 1947-03-07

Publications (1)

Publication Number Publication Date
FR56568E true FR56568E (fr) 1952-09-30

Family

ID=8690753

Family Applications (1)

Application Number Title Priority Date Filing Date
FR56568D Expired FR56568E (fr) 1947-03-07 1947-03-07 Appareil photographique avec cellule photo-électrique mesureuse du temps de pose

Country Status (1)

Country Link
FR (1) FR56568E (fr)

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