R2W PLUS
76
5.8 EDM Optical Axis and the Telescope Sighting Axis Error
It is necessary to check this error after the adjustment of telescope reticle error.
1
)
Checking
(1) Install the instrument at the tripod or a stable device and level it accurately, then
power on the instrument.
(2) Set a prism about 2m far away from the instrument.
(3) Aim at the prism center with telescope reticle.
(4) Enter EDM signal testing screen.
(5) Observe through eyepiece, turn the focusing knob until the red mark is clear, if the
deviation between mark and cross-hair is not over 1/5 of red mark diameter, adjustment is
unnecessary.
2
)
Checking (For R2W PLUS Series)
(1) Install the instrument at the tripod or a stable device and level it accurately, then
power on the instrument.
(2) Set a reflective sheet about 5m~20m far away from the instrument.
(3) Aim at the sheet cross-mark with telescope reticle.
(4) Enter EDM signal testing screen.
(5) Observe the laser spot, if the laser spot coincides with the cross-mark of reflective
sheet, adjustment is unnecessary.
NOTE:
Laser radiation do not stare into beam.
3
)
Adjustment
If the instrument needs adjustment, please contact with our dealers.