Canon 18 X 50 IS All Weather Binocular

With its wide 50mm objective lenses and high magnification,these rugged, all-weather Canon Image Stabilizer binoculars are destined to set a new and higher benchmark for image brightness, clarity and ergonomic design.

• Built-in Image Stabilizer (IS) provides shake-free performance.
• High magnification ratio: 18X.
• Ultra-low dispersion (UD) glass elements for exceptional image quality.
• Doublet field-flattener for sharp, distortion-free images from edge-to-edge.
• Extra-bright, large diameter 50mm objective lens.
• Long eye relief: 15mm.
• Water-resistant construction with non-slip rubberized grip.

• Type: Prism Binoculars
• Magnification: 18x
• Objective Lens Effective Diameter: 50mm
• Filter Size: 58mm
• Real Field of View: 3.7-degrees
• Apparent Field of View: 66.6-degrees
• Objective Lens Construction: 4 elements in 3 groups (including protective glass)
• Eyepiece Lens Construction: 7 elements in 5 groups
• Exit Pupil Diameter: 2.8mm
• Eye Relief: 15mm
• Prism Type: Porro II
• Eye Width adjustment: 58mm ~ 76mm
• Focusing Method: Manual focusing by turning the focusing knob
• Dioptric Correction: (+/-) 3.0 diopters
• Closest Focusing Distance: 19.7 ft. (6 m)
• Image Stabilizer: Vari-Angle Prism
• Correction angle: (+/-) 0.7-degrees
• Tripod Socket: Provided
• Power Source: 2 x AA
• Dimensions: 6.0 x 7.6 x 3.2 in.(152 x 193 x 1180mm)
• Weight: 41.6 oz.(1180gm) (excluding batteries)