The 30mm maintube, 50mm objective lens, a side focus parallax correction dial, and the highest magnification level of any Leupold variable power scope make the VX-III 8.5-25x50mm Long Range Target model an outstanding choice for both varmint hunters and target shooters alike. Parallax adjustments are easily made without breaking shooting position. Special Features • Side focus parallax adjustment dial • Index Matched lens coatings • 30mm maintube • ¼ MOA click, target-style, windage and elevation dials • Fast focus eyepiece • Leupold Full Lifetime Guarantee View Additional Product Information Product Specifications Actual Magnification: 8.3(8.5X) 24.3(25X) Length (in): 14.4 Eyepiece Length (in): 3.2 Objective Length (in): 4.2 Objective Diameter (in): 2.1 Eyepiece Diameter (in): 1.6 Tube Diameter: 30mm Weight: 21.0 oz. / 595.4 grams Eye Relief (in): 5.2(8.5X) 3.7(25X) Eye Relief (mm): 133(8.5X) 94(25X) Obj. Lens Diameter: 2.0in / 50mm Max. Adjustment @ 100 yds (in): 72 Max. Adjustment @ 100 m (cm): 200 FOV @ 100 yds (ft): 11.3(8.5X) 4.3(23X) FOV @ 100 m (m): 3.8(8.5X) 1.4(25X) Ring Spacing Max. Mount Ring Spacing (in): 6.5 Front Ring Space (in): 2.8 Rear Ring Space (in): 2.5 Resources: Image(s): Leupold