70
▲
above horizontal center
▲
below horizontal center
If the height is below the center line, adjust the
screws of the laser tube holder. Release the holder on
the laser beam outlet side and tighten the other side.
▲
Tighten
▲
Loosen
Check if the dot overlaps or lands above the
center line. The first and second mirrors might require
readjustments if the position of the laser tube holder
is adjusted a lot.