Dirty Civilian goes over the iRay RH25 thermal monocular if it provides good value... "Thermal optics aren't cheap, which is why we like them to be versatile. We show you what it looks like to use our favorite thermal optic, the iRay RH25, as a handheld, helmet-mounted, and rifle-mounted optic with and without an LPVO, and talk about the limitations of this superpower."

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.

Marty Airsoft reviews the iRay Saim SCP 19W which is a lightweight, compact and budget thermal imaging sight, though the "budget" description can be subjective as this costs over a thousand quid. The Saim SCP19 has 19mm lens to capture thermal signatures; the FOV measures 9.2 x 6.9 degrees; and it comes with a 4x digital zoom to get additional details.