①Collimate the centre
of prism.
②Click "Mode" key to
activate
function
of
distance
measurement
mode.And this mode is
set as "Track".
③Click
key,collimate
centre of prism,and the
system will carry out
measurement based on
previous setting.
4.4.4 Exchange of distance units
Change distance unit on the screen of distance observation.
Operation steps
Collimate
prism
【Mode】
setting
【Enter】
"Enter"
the
Keys
Display
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