3) Measuring Distances
1. Sighting a Prism Reflector
WARNING
DO NOT view the sun through the telescope.
It may cause loss of eyesight.
Sight the telescope to see crosshairs at the center of
the prism reflector. When a reflected lightwave is
detected, the signal level is indicated.
• For assembling the prism reflector, refer to p.2-12.
MSR1
MSR2
3
3-20