Technical Data Zoom | 237
Humidity
Automatic
corrections
The following automatic corrections are made:
Type Protection
Zoom instrument Max 95% non condensing.
The effects of condensation are to be effectively counter-
acted by periodically drying out the instrument.
• Line of sight error • Vertical index error
• Tilting axis error • Refraction
• Earth curvature • Compensator index error
• Standing axis tilt • Circle eccentricity