$730.00
The Challenger GS 1×20 is a multifunctional night vision device that has a number of applications.
It can be used as a night vision monocular, or night vision goggles (if set up on a Head Mount; the device can be used either for the right or the left eye).
Specially designed optics give the highest edge to edge resolution, clear, distortion free and geometrically precise image across the entire field of view.