Review & Guide Information: The Challenger GS 1x20 is a multifunctional night vision device. The Challenger GS 1x20 has a number of applications. It can be used as a night vision monocular night vision goggles (if set up on a Head Mount; the device can be used either for the right or the left eye) and a night attachment for a day optical riflescope or a collimator sight.The body of the device is hermetically sealed which enables use in inclement weather (fog heavy shower dusty environment sand storm etc.).
Check it out. Click: Pulsar Challenger GS 1x20 Night Vision Goggle
