Sokkia RED-tech EX, Extended range reflector-less EDM 1' to 1640' (30cm to 500m) the very narrow beam allows for more accurate Reflectorless measurement.
Fast and worry free Blue-tooth communication between the controller and the instrument.
Easy to see Guide light for stake out, two colors and a flashing pattern assure you are line.
1" and 2" models include absolute encoders enhanced with Sokkia's groundbreaking Independent Angle Calibration System (IACS) to provide extremely reliable angle measurement with unprecedented stability.
If need be, you can measure with prisms to, 32,800'