SightMark Ultra Shot M-Spec FMS Reflex Sight with Integrated Sunshade Black. SightMark built these Red Dot Sights with a wide-angle lens system that contains scratch-resistant and anti-reflective coatings to handle harsh environments while providing a clear sight picture throughout. Each SightMark SM26035 Ultra Shot M-Spec FMS Reflex Sight has an illuminated red 65-MOA circle-dot reticle with 10 unique brightness settings to best match your target background. With parallax correction beyond 10 yards and unlimited eye relief these optics provide one of the most comfortable shooting experiences imaginable. Pick up the rugged lightweight and feature-packed SightMark Ultra Shot M-Spec FMS Picatinny-Mounted Reflex Sight to improve your shooting experience at the range on a hunt or during a tactical mission. Make your Mark. Specifications for OpticsPlanet Exclusive Sightmark Ultra Shot M-Spec FMS Reflex Sight with Integrated Sunshade 1x33 mm: Manufacturer: SightMark Color: Black Finish: Matte Fabric/Material: Magnesium Alloy Magnification: 1 x Objective Lens Diameter: 33 mm Objective Window Size: 33x24 mm Reticle: Circle Dot Crosshair Illumination Type: LED Illumination Color: Red Brightness Settings: 10 Eye Relief: Unlimited Adjustment Type: MOA Adjustment Click Value: 1 MOA Emitter Type: Open Lens Material: Glass Optical Coating: AR Red Battery Type: CR123A Battery Quantity: 1 Battery Life: 200 - 2000 hours Operating Temperature: -22 - 160 Fahrenheit Water Resistance Level: IP68 Water Resistant Mark: 40 ft Shockproof: Yes Fogproof: No Gun Make: Universal Gun Model: Universal Length: 4.01 in Width: 1.85 in Height: 2.32 in Weight: 9.6 oz Included Accessories: Neoprene Cover Manual Adjustment Tools Battery Condition: New Package Type: Box Magnification Type: Fixed Lens Finish: AR Red Brightness Index: 1-10 Quantity: 1 Tube Diameter: 24 mm Switch Type: Digital Red Dot Sights-Footprint: Not Applicable Mount Type: Picatinny Attachment Type: Picatinny Features of OpticsPlanet Exclusive Sightmark Ultra Shot M-Spec FMS Reflex Sight with Integrated Sunshade: Patented integrated sunshade Advanced AR coated scratch resistant lens system Parallax corrected optical system Night vision brightness modes Interlock internal locking adjustment system 12-hr. auto shut-off Covered by the Sightmark Limited Lifetime Warranty Motion sensing on/off activation Low battery indicator Package Contents: OpticsPlanet Exclusive Sightmark Ultra Shot M-Spec FMS Reflex Sight with Integrated Sunshade Manual Battery Adjustment tools Neoprene cover SightMark SM26035: Ultra Shot M-Spec FMS Reflex Sight with Integrated Sunshade Black