Zeměměřické a astronomické přístroje používané na území ČR od 16. do konce 20. století

theodolite – Freiberger Präzissions-Mechanik (FPM)

The manufacturer's name on the device
  • Freiberger Präzissions-Mechanik 

Interesting construction features

Information about the use of device

Information about the device condition

  • VÚGTK: S0114
  • Owner: Vysoké učení technické v Brně
  • Manufacturer: Freiberger Präzissions-Mechanik (FPM)
  • Made: 01.01.1955
  • Length: 215 mm
  • Width: 195 mm
  • Height: 282 mm
  • Weight: 3590 g
  • S/N: 10930

  • cross hairs:
  • NK_025
  • telescope type: revolved
  • tripod connection: tribrach
  • type of clamp: clamp on the axis
  • compensator: no
  • unite: ° ' "
  • the possibility of determining the elevation: yes
  • distance meter type: optical
  • construction of the distance meter: integrated
  • view in the telescope: inverted
  • variable telescope length: no
  • telescope length with retracted eyepiece: 200 mm
  • telescope diameter: 30 mm
  • minimum telescope focusing distance: 1070 mm
  • telescope magnification: 33
  • type of optical plummet: none
  • horizontal circle diameter: 132 mm
  • main reading scale of the horizontal circle: vernier
  • number of reading scales of the horizontal circle: 2
  • the smallest segment of the horizontal circle: 30"
  • setting the horizontal circle to zero: circle clamp
  • vertical circle: yes
  • segment of the vertical circle: no
  • vertical circle diameter: 110 mm
  • main reading scale of the vertical circle: vernier
  • number of reading scales of the vertical circle: 2
  • the smallest segment of the vertical circle: 1'
  • cross level: yes
  • length of the cross level/level parallel with line of collimation: 75 mm
  • bubble length of the cross level/level parallel with line of collimation: 16 mm
  • length of the cross level/level perpendicular with line of collimation: 75 mm
  • bubble length of the cross level/level perpendicular with line of collimation: 18 mm
  • leveling vial: yes
  • length of leveling vial: 75 mm
  • bubble length of the leveling vial: 16 mm
  • striding level: no
  • altitude buble: yes
  • lenght of the altitude level: 65 mm
  • bubble length of the altitude level: 15 mm
  • sensitivity of the striding level or leveling vial: 20 "
  • sensitivity of the alidade level: 40 "
  • sensitivity of the altitude level: 30 "
  • designed for work: basic work