Description
YUBEEN 4-20×50 SFIR Rifle Scope
YUBEEN 4-20x zoom for versatility in close-range and long-range shooting. A large 50mm objective lens gathers ample light during magnification. 30mm tube for rugged construction. SFP illuminated reticle with two colors (R,G) and five levels of brightness adjustment provides a reference point throughout the zoom range. High-quality aircraft-grade aluminum housing makes it more shock-resistant and can be used in extreme conditions. “HD” lens provides a bright, clear and color-corrected view. Fully multi-coated lenses maximize light transmission. Stretch lock: effectively prevents misoperation from changing the aiming setting, improving the convenience and accuracy of using the scope. Waterproof, fog-proof and impact-resistant.
YUBEEN 4-20×50 SFIR Specs
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Illumination : Yes red and green
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Focal Plane : Second focal plane
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Tube Diameter : 30mm
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Click Value : 1/10 MIL
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Waterproof : Yes
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Shock-proof : 1500G
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Reticle : Etched Glass
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Length : 385mm / 15.16in
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Weight : 575g / 20.28oz
The model is 385mm long, 30mm in diameter, and has smooth body lines. Tube Precision-machined from aircraft-grade aluminum with anti-galling properties for a lighter weight, stronger, more durable tube. Stainless steel offset coil spring erector biasing system withstands higher stresses.
The display of the product reticle is made of etched glass with high light transmittance. SFP illuminated reticle with two colors (R,G) and five levels of brightness adjustment provides a reference point throughout the zoom range.
Fully Multi-Coated Lenses Anti-reflective coatings on all air-to-glass surfaces provide increases light transmission for greater clarity and low-light performance.Lens Coatings Ultimate anti-reflective coatings on all air-to-glass surfaces provide maximum light transmission for peak clarity and the pinnacle of low-light performance. lens coatings defend against scratches, oil, and dirt.






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