Product Info for Primary Arms Classic 3X LER GEN IV Red Dot Sights Magnifier Clear, crisp, and of solid construction the Primary Arms Classic 3X LER GEN IV Red Dot Sights Magnifier makes the perfect addition to any modification or build. These Red Dot Sight Magnifiers from the architects at Primary Arms feature a longer eye relief which prevents fisheye distortion of the lens. With azimuth and elevation adjustments, the Primary Arms 3X Long Eye Relief Red Dot Magnifier is easy to focus without obscuring your field-of-view. Easily mount the Primary Arms 3X Wide Field of View Red Dot Magnifier onto your favorite firearm and blow away the competition on and off the field. WARNING: California`s Proposition 65 Specifications for Primary Arms Classic 3X LER GEN IV Red Dot Sights Magnifier: Manufacturer: Primary Arms Finish: Matte Magnification: 3 x Objective Lens Diameter: 24 mm Attachment/Mount Type: Picatinny Optical Coating: Fully Multi-Coated Fabric/Material: Aluminum Color: Black Exit Pupil: 8 mm Condition: New Water Resistance Level: Waterproof Magnification Type: Fixed Features of Primary Arms Classic 3X LER GEN IV Red Dot Sights Magnifier: The Primary Arms red dot / reflex sight magnifier can be used to instantly magnify the sight picture at 3x power Gen IV model features significant improvements such as longer eye relief (LER), wider field of view and improved clarity Features an integrated diopter to provide a fast focus ability to keep the sight image clear Use the azimuth and elevation adjustments to keep the red dot centered in your field of view Covered by a 1 year manufacturer warranty for defects due to materials, workmanship or normal wear and tear Package Contents: Primary Arms Classic 3X LER GEN IV Red Dot Sights Magnifier