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5.8 L/R
Press [F2] to make the horizontal angle mode switched between
right angle (HR) and left angle (HL).
HR: Right angle mode .When the alidade is rotated clockwise,
the horizon angle is increscent;
HL: Left angle mode. When the alidade is rotated anticlockwise,
the horizon angle is decreasing.
5.9 V mode
Vz: Zenith Mode;
Vh:Vertical angle Mode (it is 0°00′00″when the telescope is
level. The angle of elevation is positive and the angle of depression is
negative.)
Other instructions:
If the compensator is over the range of ±210″
,
then the vertical
angle display box will tip you ―Over!‖;
When setting horizontal angle, which is azimuth of target point,
so you can set the displayed angle as azimuth.