discount Mini Red Dot Sight Billings mini red dot optics sight will help you to acquire amazing accuracy on your preferred firearm. 1. Introductions Users can acquire amazing accuracy using Billings mini red dot optics sight with 2.5MOA-3MOA red dot. The red dot itself is round and very smooth and the red dot coma aberration is basically eliminated. 12 brightness settings of red dot or 6 brightness settings of red green dot provide premium customization of your sight so that you can match the dot to your environmental lighting conditions on the fly. Furthermore, the brightness at the top level can be set or adjusted as per customers' demand, and also visible even on the sunny day in the snow. The CR2032 lithium battery life is more than 100,000 hours to ensure a reliable point of aim. The multi-coated crystal lens will provide the clearest and brightest images possible to enhance your shooting experience. Waterproof, shockproof and fog proof are the basic features. 2. Specifications ModelPowerObjective Lens Diameter(mm)Tube diameter(mm)F.O.V@100ydsEye reliefLength (inch) ABS RD301X263050'Unlimited4.33 RD1X251X2125.440'Unlimited4.33 RD1X301X263052'Unlimited4.33 RD1X30IM1X3038.268'Unlimited3.82 RD1X30IM/221X3038.268'Unlimited3.82 RD1X42IM1X424580'Unlimited3.76 RD1X50IM1X505288'Unlimited3.76 RD2X30IM2X3038.226'Unlimited5.2 RD1X30 3 dot Xbow1X263052'Unlimited4.33 RD1X30IM 3 dot Xbow1X3038.268'Unlimited3.82 RD1X341X34/74'Unlimited3.23 DG1X30IM1X303970'Unlimited3.8 3. Features 1) Compact design and light weight 2) Rugged construction 3) Aircraft grade Nitrogen Purged aluminum alloy scope body 4) Shockproof, waterproof and fogproof 5) Parallax free and Unlimited eye relief 6) Clear and bright dot 7) Optional: 24 position dot intensity adjustment, digital illumination system, auto or manual brightness settings, automatically shut off in one hour 8) 27-layered inner lens coating and Fully-coated lenses 4. FAQ 1) --How can I know the real quality? --Generally we can offer you the free sample for your testing for approval. 2) --What's the Mini Order Quantity? ---In general, 100pcs is required. We will discuss based on the actual situation. 3) --Which payment term is acceptable? ---Generally 100%T/T is required. Of course, 50%T/T in advance, 50%T/T before the delivery is also acceptable.discount Mini Red Dot Sight website:http://www.billingsoptical.com/red-dot-sight/mini-red-dot-sight/