Sokkia’s SRX is a fully-tracking, auto-pointing robotic total station, with on-demand target reacquisition. RED-tech EX technology offers precision on all ranges of measurements. In addition, the power and familiarity of a Windows CE operating system is on-board. Sokkia’s SRX has Bluetooth wireless technology, for cable-free use, and multiple data interfaces, including USB and Compact Flash. The independent angle calibration system provides reliable angle measurement with a high degree of stability. Sokkia Corp. 800-476-5542.