DTM322B Total Station Length 150mm Magnification 30X Shortest sighting dictance 1.0m Resolving power 3.75 DTM322B Total StationModels DTM312A ... , DTM312B, DTM315A, DTM315B, DTM322A, DTM322B, DTM325A, DTM325B suits the measurement with target and prism ... 4,000dotsMeasuring modeHorizontal angleLeft angle, right angle, set modeVertical angleZenith 0°, horizontal 0°, horizontal 0 ...