Viridian Weapon Technologies RFX35 Green Dot Reflex Sight Black 22 x 26mm 3 MOA Green Dot Reticle. Designed to fit full size handguns shotguns and rifles. Tested in the harshest conditions to ensure your optic will be ready whenever you need it. Specifications for Viridian Weapon Technologies RFX35 22x26mm 3 MOA Dot Reflex Sight: Manufacturer: Viridian Weapon Technologies Color: Black Fabric/Material: 6061-T6 Aluminum Magnification: 1 x Objective Lens Diameter: 22 mm Objective Window Size: 22 x 26 mm Reticle: 3 MOA Green Dot Illumination Color: Green Brightness Settings: 2 Eye Relief: Unlimited Adjustment Click Value: 1 MOA Emitter Type: Open Battery Type: CR2032 Battery Life: 30000 hours Operating Temperature: -4 - 130 Fahrenheit Water Resistance Level: IPX-6 Length: 1.93 in Width: 1.16 in Height: 1.2 in Weight: 1 oz Additional Features: Standard Quantity: 1 Red Dot Sights-Footprint: RMR Bullet Weight: 1 oz Adjustability: Adjustable Package Contents: Viridian Weapon Technologies RFX35 22x26mm 3 MOA Dot Reflex Sight Viridian 9810057 RFX35 Green Dot Reflex Sight Black - 22 X 26mm 3 MOA Green Dot