共
8
页，第
7
页
LCD returns to initial state.
6)
The device will automatically power off in 20 seconds without
operation.
7)
“
” indicates that the power is insufficient and battery needs
to change.
6. Caution
1)
The measuring range of laser rangefinder could be influenced by
the targets, the angle between the laser and targets and the weather.
Generally speaking, the measuring range is better when there is a
smooth surface, bright color, big surface of targets and the bigger
angle between laser and targets.
2)
When “
” displays, the battery needs to replaced. Otherwise, the
rangefinders cannot work accurately. If it will be not used in a long time,
please take out the battery.
3)
Do not touch the eyepiece lens with fingers in order to avoid damage.
4)
This device has been accurately aligned and adjusted with high
precise equipments. Never disassemble it at random.
5)
If the external lens is stained, please clean it with the lens cloth.
Don’t use other things so as to prevent the coating from damages.
6)
Collision or high pressure should be avoided when carrying about
or operating, keep it away from the fire and prevent corrosion as