FR701321A - Rangefinder - Google Patents

Rangefinder

Info

Publication number
FR701321A
FR701321A FR701321DA FR701321A FR 701321 A FR701321 A FR 701321A FR 701321D A FR701321D A FR 701321DA FR 701321 A FR701321 A FR 701321A
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.)
Optique et Precision de Levallois SA
Original Assignee
Optique et Precision de Levallois SA
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 Optique et Precision de Levallois SA filed Critical Optique et Precision de Levallois SA
Application granted granted Critical
Publication of FR701321A publication Critical patent/FR701321A/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)
FR701321D 1930-07-28 1930-07-28 Rangefinder Expired FR701321A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR701321T 1930-07-28

Publications (1)

Publication Number Publication Date
FR701321A true FR701321A (en) 1931-03-14

Family

ID=9053848

Family Applications (1)

Application Number Title Priority Date Filing Date
FR701321D Expired FR701321A (en) 1930-07-28 1930-07-28 Rangefinder

Country Status (1)

Country Link
FR (1) FR701321A (en)

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