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temperature range.
▲A battery can be recharged for 300-500 times.
▲A monthly recharging is required if the instrument is not used
for a long time.
4.4 Reflecting Prism.
When measuring distance with prism mode, a reflecting prism
must be set at the target site. You can connect the prism to the base,
and then connect the base onto the tripod .you can also set the prism
onto the centering rod. There are single-prism group and three prism
group available on the market, so you can select them according to
your requirements.
4.5 Loading and unloading of the pedestal
Unloading
Unload the base by loosening the locking screw on the base with
a screw driver and anti-clockwise turn the screw around 180°.
Loading
Put the three fixed feet of the instrument into the corresponding
holes to make the instrument on the base. Turn the clamping screw
clockwise 180° to lock the instrument. Then tighten the screw with a
screw driver.
4.6 Adjusting eyepiece lens of the telescope and
aiming the target.
How to aim at targets(only for reference)
1)
Aim at the bright sky with the telescope and adjust the
eyepiece to focus until a sharp image of the cross wire
forms;
2)
Aim at the target with the cross center in the coarse sighting
device on the top of the lens. Your eyes should keep a
proper distance (about 200mm) away from the sighting
device;
3)
Obtain a sharp image of the target on the reticule with the
focusing screw. If optical parallax appears when angle of
view changed, the focus or the diopter of the eyepiece may
be unadjusted. For precision concerns, please adjust the
eyepiece focus to eliminate the optical parallax carefully.
4.7 Entering letters and numbers
This series total station has been equipped the key [Mode],
which can be convenient to switch the input mode between letters and
