Viridian Weapon Technologies RFX-25 1x20mm Micro Green Dot 3 MOA DOCTER Mounting Pattern Black. The RFX line of Red Dot Sights is designed specifically for everyday carry. The 3 MOA dot of the RFX is always on and always ready. From sub-compact to full-size to PDW and shotguns Viridian's green dot RFX will speed up your time to target. Specifications for Viridian Weapon Technologies RFX-25 1x20mm Micro Green Dot Sight: Manufacturer: Viridian Weapon Technologies Color: Black Fabric/Material: 6061-T6 Aluminum Magnification: 1 x Objective Lens Diameter: 17 - 24 mm Objective Window Size: 17 x 24 mm Reticle: 3 MOA Illumination Color: Green Brightness Settings: 2 Eye Relief: Unlimited Adjustment Type: MOA Emitter Type: Open Battery Type: CR2032 Battery Life: 40000 hours Operating Temperature: -4 - 130 Fahrenheit Weather Resistance: Yes Water Resistance Level: IPX-6 Shockproof: Yes Fogproof: Yes Length: 1.62 in Width: 0.98 in Weight: 0.65 oz Condition: New Quantity: 1 Red Dot Sights-Footprint: Docter Features of Viridian Weapon Technologies RFX-25 1x20mm Micro Green Dot Sight: Green Dot Shock Proof Fog Proof Tool Adjustable Long Battery Life Aluminum Construction Package Contents: Viridian Weapon Technologies RFX-25 1x20mm Micro Green Dot Sight Adapter Viridian Weapon Technologies 981-0021: RFX-25 1x20mm Micro Green Dot 3 MOA DOCTER Mounting Pattern Black