Prism Type Roof Magnification 10x Objective Lens Diameter 42 mm Angle of View 6.3° Field-of-View 330' @ 1000 yd / 109.56 m @ 1000 m Minimum Focus Distance 16.4' / 5.00 m Exit Pupil Diameter 4.2 mm Eye Relief 17.3 mm Interpupillary Adjustment 56 - 74 mm / 2.20 - 2.91" Dioptric Correction ±5 / + Focus Type Center Tripod Mount Yes Dimensions 6.3 x 4.6 x 3.2" / 16.00 x 11.68 x 8.13 cm Weight 31.6 oz / 896 g 1