Specifications:
Standard deviation fo1km double run leveling
Magnifi cation
Min. Focus
Comp. Range
Comp. Set Range
2.5mm
20X
+ 0.8"
2.0mm
22X
0.3MM
+ 15
+ 0.6"
24X
26X
1.5mm
28X
+ 0.5"
30X
1.0mm
32X
