FR1466805A - Camera with a time counter device controlled according to the ambient light at the time - Google Patents

Camera with a time counter device controlled according to the ambient light at the time

Info

Publication number
FR1466805A
FR1466805A FR47994A FR47994A FR1466805A FR 1466805 A FR1466805 A FR 1466805A FR 47994 A FR47994 A FR 47994A FR 47994 A FR47994 A FR 47994A FR 1466805 A FR1466805 A FR 1466805A
Authority
FR
France
Prior art keywords
time
camera
ambient light
controlled according
device controlled
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
FR47994A
Other languages
French (fr)
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.)
Hittech Prontor GmbH
Original Assignee
Prontor Werk Alfred Gauthier GmbH
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 Prontor Werk Alfred Gauthier GmbH filed Critical Prontor Werk Alfred Gauthier GmbH
Priority to FR47994A priority Critical patent/FR1466805A/en
Application granted granted Critical
Publication of FR1466805A publication Critical patent/FR1466805A/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
    • 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
    • G03B7/083—Analogue circuits for control of exposure time

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR47994A 1966-02-01 1966-02-01 Camera with a time counter device controlled according to the ambient light at the time Expired FR1466805A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR47994A FR1466805A (en) 1966-02-01 1966-02-01 Camera with a time counter device controlled according to the ambient light at the time

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR47994A FR1466805A (en) 1966-02-01 1966-02-01 Camera with a time counter device controlled according to the ambient light at the time

Publications (1)

Publication Number Publication Date
FR1466805A true FR1466805A (en) 1967-01-20

Family

ID=8600255

Family Applications (1)

Application Number Title Priority Date Filing Date
FR47994A Expired FR1466805A (en) 1966-02-01 1966-02-01 Camera with a time counter device controlled according to the ambient light at the time

Country Status (1)

Country Link
FR (1) FR1466805A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3581643A (en) * 1967-05-02 1971-06-01 Yashica Co Ltd Light measuring device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3581643A (en) * 1967-05-02 1971-06-01 Yashica Co Ltd Light measuring device

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