The far-ranging, highly reliable VECTOR 23 range finder contains unparalleled day optics and integrated Vectronix' 3-dimensional, 360° digital compass. VECTOR 23 calculates range measurements of up to 25 km and provides azimuth, elevation, and cant angle as well as horizontal distance and height difference - not only between the observer and an object, but also between two remote objects. The handheld contains a 1550nm wavelength laser which renders the device undetectable by night vision devices. Further, the VECTOR 23 unit's beam divergence is Vectronix VECTOR 23 Rangefinding Binoculars 906098