DTM322B Total Station Length 150mm Magnification 30X Shortest sighting dictance 1.0m Resolving power 3.75 DTM322B Total StationModels DTM312A, DTM312B, DTM315A, ... measurement moduleMemory≥4,000dotsMeasuring modeHorizontal angleLeft angle, right angle, set modeVertical angleZenith 0°, horizontal 0°, horizontal 0°±90°,slope ... :A with compensator ; B without compensator DTM322B Total Station