ACTinBlack DTNVS-14 Binocular Housing - Proven Dual-Tube Chassis. The DTNVS-14 is ACTinBlack's benchmark dual-tube platform - light, streamlined, and trusted on helmets worldwide. This is the binocular housing on its own, ready to accept your image intensifier tubes and optics for a build tailored exactly to your mission. Genuine ACTinBlack DTNVS-14 housing - proven dual-tube binocular chassis. Lightweight, balanced design prized for comfort during extended wear. Standard dovetail interface - compatible with common shrouds and mounts. Independently articulating pods for precise IPD and ...