FR868633A - Rangefinder - Google Patents

Rangefinder

Info

Publication number
FR868633A
FR868633A FR868633DA FR868633A FR 868633 A FR868633 A FR 868633A FR 868633D A FR868633D A FR 868633DA FR 868633 A FR868633 A FR 868633A
Authority
FR
France
Prior art keywords
rangefinder
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)
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.)
Ernst Leitz Wetzlar GmbH
Original Assignee
Ernst Leitz Wetzlar GmbH
Ernst Leitz 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 Ernst Leitz Wetzlar GmbH, Ernst Leitz GmbH filed Critical Ernst Leitz Wetzlar GmbH
Application granted granted Critical
Publication of FR868633A publication Critical patent/FR868633A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C3/00—Measuring distances in line of sight; Optical rangefinders
    • G01C3/10—Measuring distances in line of sight; Optical rangefinders using a parallactic triangle with variable angles and a base of fixed length in the observation station, e.g. in the instrument
    • G01C3/12—Measuring distances in line of sight; Optical rangefinders using a parallactic triangle with variable angles and a base of fixed length in the observation station, e.g. in the instrument with monocular observation at a single point, e.g. coincidence type

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
FR868633D 1939-12-16 1940-12-30 Rangefinder Expired FR868633A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE868633X 1939-12-16

Publications (1)

Publication Number Publication Date
FR868633A true FR868633A (en) 1942-01-09

Family

ID=6802518

Family Applications (1)

Application Number Title Priority Date Filing Date
FR868633D Expired FR868633A (en) 1939-12-16 1940-12-30 Rangefinder

Country Status (1)

Country Link
FR (1) FR868633A (en)

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