Operating Range And Accuracy - Leica RANGEMASTER CRF 800 Instructions Manual

Operating range and accuracy

The measuring accuracy of the Leica Rangemaster
CRF is up to ±1 Meter/Yard. The maximum range is
achieved with a well reflecting object and unaided
visibility of 10km/6.2 miles. The operating range is
influenced by the following factors:
Range longer
Color of object white
Angle of object perpendicular
Size of object larger than
measuring beam
Sunlight weak
(cloudy)
Atmospheric clear
conditions
Shape of object uniform
(house wall)
Accuracy is as follows in sunshine and good
visibility:
Range
CRF 800
CRF 900
CRF 1200 approx. 10m/11yds to 1100m/1200yds
Accuracy
shorter
black
acute
smaller than
measuring beam
strong
(midday sun)
hazy
irregular
(bush, tree)
18
approx. 10m/11yds to 725m/800yds
approx. 10m/11yds to 825m/900yds
approx. ±1m/3ft 3in to 366m/400yds
approx. ± 2m/6ft 6in to 732m/800yds
approx. ± 0.5% beyond 732m/800yds