Armasight IR850 (long-range infrared illuminator) provides greater image intensified viewing capabilities for operations in little to no ambient light. Infrared illuminator is used in areas where the level of natural light is not sufficient. An IR850 illuminator provides near-infrared light which, although invisible to the naked eye, can greatly enhance the performance of night vision devices. The illuminator features adjustments for field of view divergence and output power. Armasight long-range IR 850 illuminator significantly extends capabilities of Gen 2+, Gen 3, and Digital night vision weapon sights and observation devices. Besides the IR850 itself, the ANKI000017 kit also includes a Dovetail-to-Weaver adapter to fit Armasight Sirius, N-14, Nyx-14, Nyx-14 PRO, Discovery, Nyx-7, and Nyx-7 PRO models.