HM-TR13-35XF/W-TH35 from HIKMICRO The 384 by 288 thermal detector and 1024 by 768 OLED monitor in the Thermal Image Scope produce crisp images even in challenging lighting situations, such as darkness, fog, smoke, dust, rain, snow, timber, and camouflage. The tool can be used as a clip-on scope, a handheld monocular, or a thermal imaging scope. The scope is mostly used in situations like patrols, hunting, etc.