DE82155C - - Google Patents

Info

Publication number
DE82155C
DE82155C DENDAT82155D DE82155DA DE82155C DE 82155 C DE82155 C DE 82155C DE NDAT82155 D DENDAT82155 D DE NDAT82155D DE 82155D A DE82155D A DE 82155DA DE 82155 C DE82155 C DE 82155C
Authority
DE
Germany
Prior art keywords
angle
mirror
image
mark
wheel
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.)
Active
Application number
DENDAT82155D
Other languages
German (de)
English (en)
Publication of DE82155C publication Critical patent/DE82155C/de
Active legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01CMEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C3/00Measuring distances in line of sight; Optical rangefinders
    • G01C3/10Measuring 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
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01CMEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C3/00Measuring distances in line of sight; Optical rangefinders
    • G01C3/10Measuring 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
    • G01C3/18Measuring 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 one observation point at each end of the base

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Length Measuring Devices By Optical Means (AREA)
DENDAT82155D Active DE82155C (US20020095090A1-20020718-M00002.png)

Publications (1)

Publication Number Publication Date
DE82155C true DE82155C (US20020095090A1-20020718-M00002.png)

Family

ID=354577

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT82155D Active DE82155C (US20020095090A1-20020718-M00002.png)

Country Status (1)

Country Link
DE (1) DE82155C (US20020095090A1-20020718-M00002.png)

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