The Fury HDSA is a high end night vision set. It includes a Cobra Optics Fury monocular and a Hinged day scope adaptor. This allows you to attach the Fury monocular to the back of your day sight giving you perfect night time vision ideal for hunting or pest control.
The HDSA comes with 2 lock potions at 90 and 180. The fury HDSA has 12 intensifier tubes to choose from ranging from Gen 2+ russian all the way up to XR-5AG ONYX. The 1.0x magnification with a 27mm objective lens offers a 40° field of view. The built in IR Illuminator allow use in low light/ complete darkness.