Founded in 1990, China Wudung Optics Co., Ltd. is a China sightron rifle scope manufacturer and supplier which is engaging in photoelectric instruments and optic instruments. Our company has the capacity of complete machine process, spray-paint on surface, electron process, optics assembling. We have own custom sightron rifle scopes review, research and development center, production line, marketing and after-sales service department and molding, injection, painting and silk printing workshops. About 60% of our orders are OEM or ODM. We can offer you R&D services that cover market research, design, mold making, samples, trial production and market testing.

The Sightron S33-4R is a unique 33mm Electronic Sighting Device (ESD) in Black Matte Finish. Features an eleven-position rheostat for lighting in all situations. The unique four-pattern reticle has a crosshair dot, a 4-minute target dot, an 8-minute target dot within a 75-minute circle, and a 2-minute dot within a dual 4-quadrant reticle. Fogproof, shockproof, waterproof, and is covered by Sightron's Lifetime Replacement Warranty. Comes with the appropriate ring mounts, front and rear extension tubes, a polarizing filter, a 3 volt CR2302 lithium battery, haze filter caps and an allen wrench for easy assembly. Specififcations: Magnification: 1x Objective Diameter (mm): 27 Field of View (ft @ 100 yds): 58 Eye Relief: Unlimited Tube Diameter (mm): 33 Length (in): 5.70 Weight (oz): 6.3 Finish: Two ToneManufacturer: Sightron. Manufacturer#: S334RST. Approximate Shipping Weight (lbs): 1.5. In other words, you never experience drift. Sightron offers a lifetime warranty. They are certain their scopes and binoculars and spotting scopes will live up to your high expectations and never let you down.

This quality scope features multi-coated objective and ocular lenses for superior performance. Finger adjustable windage and elevation knobs provide precise click adjustments found in scopes costing much more. It is waterproof, shockproof and nitrogen charged. Specifications: -Finish: Dull Matte Black -Field of View @100 Yards: 5.71 Feet -Tube Diameter: 1" -Weight: 9.5 oz. -Length: 9.5" -Click Value: 1/4 MOA -Eye Relief: 5.71" -Reticle Type: PlexManufacturer: Sightron. Manufacturer#: 1X20. Approximate Shipping Weight (lbs): 1.45. This SIII premium optics series features the Side Saddle Parallax focusing system and a patented ExacTrack Windage and Elevation System for precision and convenience. It features a 30mm main tube and Side parallax focusing This optic has a 3.75" eye relief and a wide field of view. Precision ground lenses achieve in excess of 99% light transmission per surface. It also features ExacTrack, Sightron's patented Windage and Elevation Adjustment System. This simple yet innovative advancement features an exclusive erector tube that keeps a positive, flush point of contact from zero alignment through even the most dramatic adjustments.

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