Hi-Lux Optics Anti-Reflective Device 50mm Objective Matte Black. In certain tactical scenarios Law Enforcement and Military Operators need to camouflage their optics and cut the glare that interferes with clear sighting. Similarly hunters may need anti-reflective devices on their optics to reduce lens flare and the chance of being noticed by game from sun reflections. Specifications for Hi-Lux Optics Anti-Reflective Sunshade Devices: Manufacturer: Hi-Lux Optics Color: Matte Black Finish: Matte Length: 2.5 in Features of Hi-Lux Optics Anti-Reflective Sunshade Devices 50 mm objective Anti-Reflective Device Compatible with Hi-Lux Scopes Package Contents: Hi-Lux Optics Anti-Reflective Sunshade Devices Hi-Lux Optics HARD5156: Anti-Reflective Device 50mm Objective Matte Black