Vertical Reticle - Pentax R-2500DN Series Instruction Manual

12.3 Vertical reticle

[Checks]
① Set the instrument up the tripod and carefully level it.
② Sight the target Point A with telescope.
③ Using the telescope fine adjustment screws, move Point A to the edge of the field of view
by screw (Point A').
④ No adjustment is necessary if Point A moves along the vertical line of the reticle.
Vertical line
[Adjustments]
① If Point A is off from the vertical line of the reticle, first remove the eyepiece cover.
② Using the adjusting pin, loosen the four reticle adjustment screws slightly by the same
amount, and then rotate the reticle line around the sight axis and align the vertical line of
the sight axis with Point A'.
③ Tighten the reticle adjustment screws again by the same amount, and repeat the check to
make sure the adjustment is correct.
82
A
Line of sight axis
A'
Reticle adjusting screws