DE228562C - - Google Patents

Info

Publication number
DE228562C
DE228562C DENDAT228562D DE228562DA DE228562C DE 228562 C DE228562 C DE 228562C DE NDAT228562 D DENDAT228562 D DE NDAT228562D DE 228562D A DE228562D A DE 228562DA DE 228562 C DE228562 C DE 228562C
Authority
DE
Germany
Prior art keywords
axis
pendulum
mirror
prism
instrument
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
DENDAT228562D
Other languages
German (de)
English (en)
Publication of DE228562C publication Critical patent/DE228562C/de
Active legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C1/00—Measuring angles
    • G01C1/08—Sextants
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C5/00—Measuring height; Measuring distances transverse to line of sight; Levelling between separated points; Surveyors' levels
    • G01C5/02—Measuring height; Measuring distances transverse to line of sight; Levelling between separated points; Surveyors' levels involving automatic stabilisation of the line of sight

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Telescopes (AREA)
DENDAT228562D Active DE228562C (enrdf_load_stackoverflow)

Publications (1)

Publication Number Publication Date
DE228562C true DE228562C (enrdf_load_stackoverflow)

Family

ID=488950

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT228562D Active DE228562C (enrdf_load_stackoverflow)

Country Status (1)

Country Link
DE (1) DE228562C (enrdf_load_stackoverflow)

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