DISCONTINUED BY NIKON SEE NIVO SERIES
PRECISION / SPEED / RELIABILITY
1" Angle Reading / 3" DIN 8900' EDM Range to Single Prism / 2mm accuracy / 33 Power Telescope / 1 sec msr time
Both 502 Series models feature a Lumi-Guide tracking light above the telescope objective lens. It emits one steady and one blinking beam of coherent red light, allowing the rodman to locate the correct line quickly and easily. The Lumi-Guide also assists in one-man clearing of lines, and it works as a prism illuminator for night surveying.
DTM-522 offers long life battery
DTM-522 offers long Battery Life: The BC-80 clip-on battery gives you up to 10.5 hours of continuous distance/angle measurement; with one measurement every 30 seconds, battery life extends up to 24 hours.