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

T3

The manufacturer's name on the device
  • WILD HEERBRUGG

Interesting construction features

Information about the use of device

Information about the device condition

  • VÚGTK: S0105
  • Owner: Národní technické muzeum
  • Manufacturer: Wild Heerburgg
  • Made: 01.01.1941
  • Length: 270 mm
  • Width: 200 mm
  • Height: 347 mm
  • Weight: 10920 g
  • S/N: 11096

  • telescope type: flip over
  • tripod connection: tribrach
  • type of clamp: clamp on the axis
  • compensator: no
  • unite: gon
  • the possibility of determining the elevation: no
  • view in the telescope: inverted
  • variable telescope length: no
  • telescope length with retracted eyepiece: 265 mm
  • telescope diameter: 58 mm
  • minimum telescope focusing distance: 5020 mm
  • telescope magnification: 33
  • type of optical plummet: in the body of device
  • compass: none
  • horizontal circle diameter: 165 mm
  • main reading scale of the horizontal circle: micrometer scale
  • number of reading scales of the horizontal circle: 1
  • the smallest segment of the horizontal circle: 1"
  • setting the horizontal circle to zero: horizontal circle drive knob
  • vertical circle: yes
  • segment of the vertical circle: no
  • vertical circle diameter: 95 mm
  • main reading scale of the vertical circle: micrometer scale
  • number of reading scales of the vertical circle: 1
  • the smallest segment of the vertical circle: 1"
  • cross level: no
  • length of the cross level/level perpendicular with line of collimation: 130 mm
  • bubble length of the cross level/level perpendicular with line of collimation: 45 mm
  • leveling vial: no
  • striding level: no
  • altitude buble: yes
  • lenght of the altitude level: 90 mm
  • sensitivity of the alidade level: 7 "
  • designed for work: high precise work