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. Angle accuracies are 2", 3" and 5". Detachable tribrachs are standard on all models. Other standard features are Optical Plummet, dedicated Number ...