Classic styled dot sight with a lens diameter of 30mm. It features 11 intensitivity settings and the illuminated dot has both windage and elevation adjustment. The front facing lens is Anti-glare reflective coated. The integrated 21 mm mount allows you to mount the dot sight on standard picatinny/weaver rails without using any further accessories. Reticle Brightness Settings High Grade Aluminum Adjustable Windage & Elevation Anti-Glare Lens Coating