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28
8. FOCUSSING AND TARGET SIGHTING
G
• When sighting the target, strong light shining directly into the objective lens may
cause the instrument to malfunction. Protect the objective lens from direct light
by attaching the lens hood.
Observe to the same point of the reticle when the telescope face is changed.
X
PROCEDURE
1. Focus on the reticle
Look through the telescope
eyepiece at a bright and
featureless background.
Turn the eyepiece screw
clockwise, then counterclockwise
little by little until just before the
reticle image becomes focussed.
Using these procedures, frequent
reticle refocussing is not
necessary since your eye is
focussed at infinity.
2. Sight the target
Loosen the vertical and horizontal
clamps, then use the peep sight to
bring the target into the field of
view. Tighten both clamps.
3. Focus on the target
Turn the telescope focussing ring
to focus on the target.
Turn the vertical and horizontal
fine motion screws to align the
target with the reticle.
The last adjustment of each fine
motion screw should be in the
clockwise direction.
X130R.book 28 ページ 2003年10月8日 水曜日 午後12時53分
Summary of Contents for 130R Series
Page 8: ...vi X130R book vi ページ 2003年10月8日 水曜日 午後12時53分 ...
Page 176: ...33 REGULATIONS 168 CE Conformity Declaration X130R_33 FM 168 ページ 2004年1月13日 火曜日 午後4時49分 ...
Page 177: ...169 33 REGULATIONS X130R_33 FM 169 ページ 2004年1月8日 木曜日 午前11時5分 ...