The D-221G/321G is the only system on the market based on high performance Generation II+ or III technology that offers true stereo vision with enhanced depth perception. This lightweight system features fully adjustable headgear, built-in IR, Automatic Brightness Control, and Bright Source Protection. The unique, wide exit pupil design eliminates the need for interpupillary adjustment. Redundancy of electronically independent image tubes provides increased reliability in critical situation. With an optional 3x lens kit, D-121B/321B offers the ultimate versatility in a dual-tube system. Available Accesories: 3x Commercial Lens (requires 2) Mil.Spec. Headgear (requires adapter) Helmet Mount (requires adapter) Adapter for Mil.Spec. Headgear/Helmet Mount Long Range IR Illuminator Included: Pelican Hard Case Commercial Flip-up Headgear One 3V Lithium Battery Tube Data Sheet Operating Manual Warranty Card | | Specifications
| Image Intensifier | Generation 2+ US | | Resolution | 28 to 38 lp/mm | | Magnification | 1x (3x optional) | | Lens System | 26mm f1.2 | | FOV | 40˚ | | @1000 yards | 2099’ | | @1000 meters | 640 meters | | Range of Focus | 10” to infinity 25cm to infinity | | Detection Range | 738’ 225 meters | | Recognition Range | 492’ 150 meters | | Diopter Adjustment | +4 to -4 | | Weather Resistant | Yes | | Camera/Camcorder Adaptable | No | | IR Illuminator | Yes | | Battery Type/Life | CR123/30 hours | | Dimensions | 4.5” x 4.5” x 2 | |