Hi-Lux Optics CMR Series 1-4x24mm Close-Medium Range Tactical Riflescope with Red Illuminated Special CMR4 Ranging Glass Reticle, Matte Black Tactical and hunting True 1x scope with Zero Locking System with MOA turret adjustments Solid 1 piece 30mm tube construction with fast focus large diameter ocular lens flip-up lens covers limited lifetime warranty Magnification 1-4x Fully multi-coated lenses water-proof shock proof fog proof Special Ranging Red Illuminated Reticle with Mil/Mrad scale