Arkayne Co presents the iRay RH25 Helmet Mounted Thermal. It is a monocular that costs US$5,999.00... "The RH25 by iRay may very well be the most versatile thermal unit around. The RH25 can be used as a handheld, helmet, standalone, or forward mounted unit.

Thermal is an essential piece of kit for the prepared person. Skip to 8:09 to see how thermal beats night vision by far.