Spectra Precision FOCUS 35 - Page 280

Chapter 6
Adjustment and Verification
Focus 30/35 Service Manual 6 - 26 P/N 79000035_SM, Version 1.5
4 Adjust Hz collimation A. The adjustment
position AP Hz will
be driven by the
instrument exactly.
Click holding mode
ON.
B. Adjust the
instruments reticle in
coincidence to the
collimators reticle,
keep attention to the
erecting of reticle,
see Fig. 6-15 on page
6-22 .
C. The vertical
adjustment screws
should hold the
reticle in the
displayed vertical
reference position.
D. Repeat item
3 and 4
until the tolerance is
reached.
Correct the Hz
adjustment
under
permanent
observation of
the V angle.
Tolerance:
CHz < 10cc
CV < 30cc
To shift the reticle
turn the opposite
adjustment screws in
the same direction.
1,5 allan key.
The vertical reference
position could be
changed to reach a
smaller CV value, if
the vertical
orientation was not
stored before!
Item Performance Action Result Notes