FR418358A - Moving lens rangefinder - Google Patents

Moving lens rangefinder

Info

Publication number
FR418358A
FR418358A FR418358DA FR418358A FR 418358 A FR418358 A FR 418358A FR 418358D A FR418358D A FR 418358DA FR 418358 A FR418358 A FR 418358A
Authority
FR
France
Prior art keywords
moving lens
lens rangefinder
rangefinder
moving
lens
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
Paul Beck
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR418358A publication Critical patent/FR418358A/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)
FR418358D 1909-07-30 1910-07-18 Moving lens rangefinder Expired FR418358A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE418358X 1909-07-30

Publications (1)

Publication Number Publication Date
FR418358A true FR418358A (en) 1910-12-07

Family

ID=1461678

Family Applications (1)

Application Number Title Priority Date Filing Date
FR418358D Expired FR418358A (en) 1909-07-30 1910-07-18 Moving lens rangefinder

Country Status (1)

Country Link
FR (1) FR418358A (en)

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