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

Heliochronometr

The manufacturer's name on the device
  • Johan Paulus Fischer

Interesting construction features

Information about the use of device

Information about the device condition

  • VÚGTK: S0186
  • Owner: Národní technické muzeum
  • Manufacturer: Johan Paulus Fischer
  • Made: 01.01.1850
  • Length: 385 mm
  • Width: 105 mm
  • Height: 280 mm
  • Weight: 1970 g
  • S/N: 

  • telescope type: N/A
  • tripod connection: N/A
  • type of clamp: endless
  • unite: hour
  • variable telescope length: no
  • setting the horizontal circle to zero: none
  • horizontal circle: yes
  • main reading scale of the horizontal circle: index
  • number of reading scales of the horizontal circle: 2
  • horizontal circle diameter: 85 mm
  • the smallest segment of the horizontal circle: 1°
  • vertical circle: yes
  • vertical circle diameter: 222 mm
  • segment of the vertical circle: no
  • main reading scale of the vertical circle: index
  • number of reading scales of the vertical circle: 1
  • the smallest segment of the vertical circle: 1°
  • compass: none
  • cross level: no
  • leveling vial: no
  • striding level: no
  • designed for work: special work