Uniquefire 1508 IR 940NM 850NM Infrared LED Night Vision Zoomable Flashlight
38MM 50MM 67MM 75MM Replaceable LENS for Uniquefire UF1508 Infrared Flashlight. 850nm vs IR 940nm. -- UtilizingHigh Power IR 850nm(or 940nm) LED Emitter,The Smallest Infrared LEDs With More Than One Watt Of Optical Power.