DT20 Series Digital Theodolites

摘要

Sokkia Corporation is releasing a new series of digital theodolites, the DT220, DT520, DT520A and DT620, with as main distinguishing feature improved power-saving technology. The DT620 has set a record for continuous operating time of 220 hours. The user interface has an enlarged LCD display, and a new menu key facilitates all instrument settings.