Pulsar ORYX LRF XG35 Thermal Rangefinding MonocularThe Pulsar ORYX LRF XG35 Thermal Rangefinding Monocular is built with a Magnesium alloy housing so it can stand up to continuous use in harsh environments. This protects the internal parts from moisture, heat, cold, and physical impacts. The housing also helps keep the electronics cool , which minimizes noise and improves the consistency of image production during a long day or night in the field. Optically, the Oryx LRF XG35 has a digital zoom range