16
Instrument axis
Glossary
Glossary
SA
ZA
KA
KA
SA
SA
KA
VK
HK
SA
TSOX_002
ZA = Line of sight / collimation axis
Telescope axis = line from the reticle to
the center of the objective.
SA = Standing axis
ZA
V
Vertical rotation axis of the telescope.
KA = Tilting axis
Horizontal rotation axis of the telescope.
Also known as the Trunion axis.
V
= Vertical angle / zenith angle
Hz0
VK = Vertical circle
With coded circular division for reading
the vertical angle.
Hz
Hz = Horizontal direction
HK = Horizontal circle
With coded circular division for reading
the horizontal angle.
FlexLine, 297