This multi-use stereoscopic binocular is ideally suited for situations where night vision depth perception is crucial. The dual tube design of the binoculars can be configured with a variety of Image Intensifier tubes ranging from Generation 2+ (D-221B) to advanced Generation 3 (D-321B). The binoculars are lightweight featuring Automatic Brightness Control, Bright Source Protection, built-in IR Illuminator and a patented wide exit pupil design which eliminates the need for inter-pupillary adjustment.

The high quality goggle kit (two 1x lenses and commercial headgear) converts the D-221B binocular into the D-221G goggle creating a professional night vision system that offers the ultimate in versatility and performance of the dual-tube system.