A Tactical Optic Ready for Daytime or Nighttime Use Outfitting a defensive firearm means considering its use day or night. While there are many rugged optics on the market, not all of them are well-suited for nighttime use, but the Vortex AMG UH-1 Gen II Holographic sight is perfect for use 24 hours a day. Each Vortex AMG UH-1 Gen II Holographic Sight features a simple, bright, easily used display that's built to handle close-quarter situations while also offering precision for mid-range shots. The optic also includes a dedicated setting for use with night-vision equipment. The company's FHQ technology is purpose-built to eliminate stray light to avoid any signature forward of the Mfg: Vortex Optics