This Tenebraex Anti-Reflection Device provides a low-cost, retro-fittable, and field-practical way to hide reflection on optic surfaces with the use of a high-tech honeycomb material. Fits the Following Leica Scopes: ERi 2.5-10x42iERi 2.5-10x42Magnus 1.5-10x42Magnus 1.5-10x42iVisus 2.5-10x42Visus 2.5-10x42iFits the Following Siq Sauer Scopes: Sierra 3 4.5-14x44Tango4 3-12 x42Tango4 4-16 x44Whiskey5 2-10X42Fits the Following Swarovski Scopes: Z5 3.5-18x44 PZ6 2.5-15x44 PZ6i 2.5-15x44 PFits the Following Vortex Scopes: Razor HD LH 2-10x40Viper 6.5-20x44Viper HS 2.5-10x44Viper HS 4-16x44Viper HST 4-16x44Viper PST 2.5-10x44Viper PST 4-16x44Fits the Following Hawke Scopes: Vantage 3-12x44Vantage 4-16x44Vantage 6-24x44Other Fits: Kahles Helia3 4-12x44iSightron SIII SS (LR) 10x42Zeiss Conquest V4 4-16x44 Tenebraex Anti-Reflection Device (ARD) for Swarovski, Leica, and Vortex Scopes VV0044-ARD