... DTM315B, DTM322A, DTM322B, DTM325A, DTM325B suits the measurement with target and prism. Angle accuracies are 2", 3" and ... diametrical detectionVertical angle panelPhotoelectric incremental rotary encoder scanning, with absolute 0 index pointMinimum display1,5,10Accuracy2,5, ... 20-digit, 4-line dot matrix LCD panel with background illuminationHorizontal angle display range0°359°5959Vertical angle ...