Pentax UD Series Binoculars A bright, clear field of view, lightweight body with a roof prism, and Fully Multi-Coated optics achieve excellent image performance for concerts, sports and travelling. Available in five colours. Specifications: - Magnification: 9x - Objective Lens Diameter: 21 mm - Angle of View: 6 (Actual) - Field of View: 315' @ 1000 yd / 104.58 m @ 1000 m - Minimum Focus Distance: 9.84' / 3 m - Exit Pupil Diameter: 2.3 mm - Eye Relief: 9.9 mm - Interpupillary Adjustment: 58 to 72 mm / 2.3 to 2.8 Inches - Diopter Adjustment: None - Focus Type: Center - Prism Type: Roof - Dimensions: 4.25 x 3.43 x 1.5 Inches / 108 x 87 x 38 mm - Weight: 6.88 oz / 195 g In the Box: - Pentax 9x21 UD Binocular (Black/Navy/Green/Gray-Orange/Pink) - Case - Neck Strap - 2 x Eyepiece Lens Cap