FR929702A - Télémètre de jour et de nuit pour appareil photographique - Google Patents

Télémètre de jour et de nuit pour appareil photographique

Info

Publication number
FR929702A
FR929702A FR929702DA FR929702A FR 929702 A FR929702 A FR 929702A FR 929702D A FR929702D A FR 929702DA FR 929702 A FR929702 A FR 929702A
Authority
FR
France
Prior art keywords
camera
day
range finder
night range
night
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.)
Kalart Co Inc
Original Assignee
Kalart Co Inc
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 Kalart Co Inc filed Critical Kalart Co Inc
Application granted granted Critical
Publication of FR929702A publication Critical patent/FR929702A/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
    • G03B13/00—Viewfinders; Focusing aids for cameras; Means for focusing for cameras; Autofocus systems for cameras
    • G03B13/18—Focusing aids
    • G03B13/20—Rangefinders coupled with focusing arrangements, e.g. adjustment of rangefinder automatically focusing camera

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR929702D 1941-11-10 1945-12-15 Télémètre de jour et de nuit pour appareil photographique Expired FR929702A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US929702XA 1941-11-10 1941-11-10

Publications (1)

Publication Number Publication Date
FR929702A true FR929702A (fr) 1948-01-06

Family

ID=22236022

Family Applications (1)

Application Number Title Priority Date Filing Date
FR929702D Expired FR929702A (fr) 1941-11-10 1945-12-15 Télémètre de jour et de nuit pour appareil photographique

Country Status (1)

Country Link
FR (1) FR929702A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE973722C (de) * 1948-10-02 1960-05-19 Linhof Kamera

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE973722C (de) * 1948-10-02 1960-05-19 Linhof Kamera

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