[go: up one dir, main page]

FR1031129A - Rangefinder, and its application to rangefinder devices coupled with the focus of the lens - Google Patents

Rangefinder, and its application to rangefinder devices coupled with the focus of the lens

Info

Publication number
FR1031129A
FR1031129A FR1031129DA FR1031129A FR 1031129 A FR1031129 A FR 1031129A FR 1031129D A FR1031129D A FR 1031129DA FR 1031129 A FR1031129 A FR 1031129A
Authority
FR
France
Prior art keywords
rangefinder
focus
lens
application
devices coupled
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
French (fr)
Inventor
Lucien Beaugers
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 filed Critical
Application granted granted Critical
Publication of FR1031129A publication Critical patent/FR1031129A/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
    • 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)
FR1031129D 1951-01-18 1951-01-18 Rangefinder, and its application to rangefinder devices coupled with the focus of the lens Expired FR1031129A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1031129T 1951-01-18

Publications (1)

Publication Number Publication Date
FR1031129A true FR1031129A (en) 1953-06-19

Family

ID=9582952

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1031129D Expired FR1031129A (en) 1951-01-18 1951-01-18 Rangefinder, and its application to rangefinder devices coupled with the focus of the lens

Country Status (1)

Country Link
FR (1) FR1031129A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1300005B (en) * 1967-09-05 1969-07-24 Polaroid Corp Coupled range finder for photographic equipment

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1300005B (en) * 1967-09-05 1969-07-24 Polaroid Corp Coupled range finder for photographic equipment

Similar Documents

Publication Publication Date Title
FR1037262A (en) Improvements to prostheses intended for blocking the sacrolumbar joint
FR938579A (en) Electron discharge device
CH296055A (en) Wide angle lens.
FR1031129A (en) Rangefinder, and its application to rangefinder devices coupled with the focus of the lens
FR1038391A (en) Pipe joint
FR907841A (en) Combined buffer and coupling device, on springs
FR1033071A (en) Improvements to the pivots of certain watch movements or similar devices
FR1048050A (en) Ball joint
FR904704A (en) Mirror combined with lighting device
FR1040488A (en) Glare suppressor device
FR973802A (en) Weldable light alloy
FR1052737A (en) Adjustable flow coupling
CH307075A (en) Connection device intended for the assembly of tubes.
FR1043292A (en) The exchanger-vaporizer
FR949539A (en) Microscope with lens changer
FR927024A (en) Improvements to photographic magnifiers and projection lanterns
FR1035152A (en) Ball joint
FR891514A (en) Advanced ball joint assembly
FR1035692A (en) Improvement in the assembly of counter-clogs
CH294757A (en) Lens.
ES198936A1 (en) IMPROVEMENTS IN THE CONSTRUCTION OF CIRCULAR TELESCOPES
FR1049682A (en) Coupling sleeve
FR1134652A (en) Camera with rangefinder and adjustable focus range
FR1041649A (en) Coupling sleeve improvements
CH296056A (en) Wide angle lens.