Product Manual
29
9.3 Optical sight Check
(1)Set-up the instrument on tripod and fix it.
(2)Place a cross-hairs target from instrument 50m.
(3)Aim at the cross hair on the target through
telescope.
(4)Confirm if optical sight aim at the cross hair. No
adjustment is necessary if the optical sight aim at the
cross hair. If the cross hair moves, proceed with the
following adjustment.
Adjustment
(1)Set-up the instrument on tripod and fix it.
(2)Place a cross-hairs target from instrument 50m.
(3)Aim at the cross hair on the target through
telescope.
(4)Loosen four fixing screws of the optical sight,
adjusting the optical sight to correct position, then
tighten these four fixing screws.
Fig. 20
Telescope
Optical sight
Fixing screw
Horizontal
axis
Optical sight
reticle