Carson’s Greyhawk™ compact zoom binocular allows you to view at 10x magnification and then zoom-in for pinpoint accuracy to 30x power, without ever losing sight of your object. The CZ-021 Greyhawk™ has high performance prisms and fully multi-coated lenses that provide exceptionally sharp, high-contrast images • Model Number: CZ-021 • Magnification: 10-30x • Objective Lens: 21mm • Prism Type: BK-7 • Lens Coating: Multi Coated • Field Of View: 173/84 ft. or 52/26m. at 1,000 yards/meters • Eye Relief: 12-7.5mm • Minimum Focus: 7.55 ft. / 2.3m. • Weight: 9.6 oz. / 272 grams • Dimensions: 3.75 x 4.1875 x 1.625" / 9.5 x 10.6 x 4cm • Accessories: Pouch, neck strap and lens cloth.