Manufacturer: Carl Zeiss, Jena, Germany.

Magnification: 25x
Free lens diameter: 35 mm
Field of view angle: 1.65 °
Shortest target distance: 2.1 m

Suitable for all geodetic work that requires an average error of a direction measured in two telescope positions of +/- 10 cc or +/- 3 "or of an angle repeated three times back and forth of +/- 10 cc or +/- 3 " allow.

Main areas of application:

• Small triangulation
• Polygonization
• Stakeout work
• Precision tachymetry for the cadastre
• topographic tachymetry (mapping table)
• marshy measurements
• astronomical follow-up measurements

Reported to be in excellent condition.