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PENTAX 8-16x21 UCF Zoom II Binoculars
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Black rubber housing
Inverted porro-prism desig
High-quality BaK4 prisms
Warranty & Returns
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PENTAX 8-16x21 UCF Zoom II
Model Brand PENTAX Model 8-16x21 UCF Zoom II Details Type Binoculars Specifications Binocular Type: Porro prism, Linked-dual-axis, Center focusing, Center zoom ring, Center diopter adjustment knob Lens Construction: Objective Lens: 2 elements in 1 group Eyepiece Lens: 4 elements in 3 groups Coating: Lens: Multi-coating Prism: Coating Magnification: 8 to 16X Objective Lens Diameter: 21mm Real Field of View: 5.0 degrees (8X) to 3.0 degrees (16X) Apparent Field of View: 40 degrees (8X) to 48 degrees (16X) Field Of View At 1000 Meters: 87m (8X) to 52m (16X) Field of View at 1000 Yards: 261 ft. (8X) to 156 ft. (16X) Exit Pupil: 2.6mm (8X) to 1.3mm (16X) Eye Relief: 14mm (8X) to 11mm (16X) Prism: Porro Relative Brightness: 6.7 (8X) to 1.7 (16X) Diopter Adjustment Range: +/- 4 m -1 (8X) Diopter Adjustment: Center knob (pop up) Eye Width Adjustment Range: 56 to 73.5mm Focusing Range: 3m to infinity Eyepiece Ring: Helicoid type Body Color: Black Height Width: 55mm x 111mm Thickness: 111mm Weight: 280g
Features Features Central fingertip control includes, focus, locking diopter and zoom control Black rubber housing protects against dust and scratches Revolutionary dual-axis, single body housing with synchronized eyepiece adjustment to assure correct optical alignment for comfortable viewing Fast and easy adjusting center focusing for handling ease Helicoid style eyepiece rings for quick adjustment of eye relief Fully multi-coated optical eliminate harmful UV rays while improving light transmission and contrast with no flare or glare. Inverted porro-prism design results in compact, light-weight body High-quality BaK4 prisms for maximum light transmission and illumination
Warranty, Returns, And Additional Information
Limited Warranty period (parts): Lifetime
Limited Warranty period (labor): Lifetime
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