TASCO DWC416X40 World Class Riflescope, 4-16X40, Matte, 30/Reticle Magnification: 4-16x Field-of-view: 22.5-5.9Ft. At 100Yd Exit pupil: 10.5Mm at 4X/2.5Mm at 16X 4 to 16 times magnification x 40mm objective lens 30/30 reticle SuperCon/Multi-Layered Fully Coated optics 1" diameter matte finish tube Eyebell focus