Pentax Visio R-400VDN Series Quick Reference Manual page 26

The measurement range and accuracy of reflectorless, and time required
1
to measure may vary by the shape, size of surface area and reflection rate
of the target and its environment. The measurement range of
reflectorless is determined by the white side of the Kodak Gray Card.
(KODAK is a trademark of Eastman Kodak Company)
2
Reflector sheet: PENTAX genuine Reflector sheet
The measurement range may vary by conditions of the environment.
3
Normal conditions: 20km visibility with slight shimmer
Good conditions: 40km visibility, overcast, no heat, no shimmer
and moderate wind.
4
EDM measuring time is determined in good conditions. It may takes
longer than usual to measure the distance exceeding 4000m in prism
mode and 300m in reflectorless mode.
Also the measurement time in reflectorless mode is influenced by the
share, size and surface area and reflection rate of the target and its
environment.
5 Quick mode, which functions with prism and reflector sheet, is effective
only under normal mode(1mm) and up to 500m.
Number of points to be recorded may vary by usage.
6
Maximum number of point to be recorded per job site: 3000 points
Maximum number of job file to be recorded: 50 job files
Maximum data points to be sent from PC to the instrument: 3000 points
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