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  • UCF

Pentax 8-16x21 UCF Zoom II Binoculars

SKU: PEN-62217

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Availability: In Stock


Quick Overview

Offering a user-selectable magnification from eight to 16 times,the 8-16x21 UCF Zoom II inherits the attractive looks, effortless operation and many outstanding features of the UCF series.

UCF Zoom II Features

Features include the innovative dual-axis eye-distance adjustment system, high-refraction BaK4 glass prisms, multi-coated optical elements, and aspherical lens elements incorporated in the eyepiece optics. The user-friendly in-line control system positions the zoom ring, focus ring and diopter adjustment knob in a straight line for outstanding operability and accessibility. The 8-16x21 UCF ZOOM II also features a short minimum focusing distance of three meters, helicoid-type extendible eyepiece rings and a quick-mount strap. For quick mounting on and removal from a tripod, it is designed to accept the optional Tripod Adapter U.
8-16x21 UCF Zoom
Type: Porro prism, Linked-dual-axis, Center focusing, zoom ring and diopter adjustment
Lens Construction: Objective Lens(2 elements in 1 group)
Lens Construction: Eyepiece Lens(4 elements in 3 groups)
Coating Lens: Multi-coating
Coating Prism: Coating
Magnification: 8 to 16 X
Objective lens Diameter: 21 mm
Real field of view: 5º (8x) to 3º (16x)
Apparent field of view: 40º (8x) to 48º (16x)
Field of View At 1,000m: 87 m (8x) to 52 m (16x)
Field of View At 1,000yds: 261 ft. (8x) to 156 ft. (16x)
Exit pupil: 2.6 mm (8X) to 1.3 mm (16X)
Eye relief: 14 mm (8X) to 11 mm (16X)
Relative brightness: 6.7 (8X) to 1.7 ()16X)
Diopter adjustment range: ± 4 m-1 (8X)
Eye width adjustment range: 56 to 73.5 mm
Focusing range: 3m to infinity
Eyepiece ring: Helicoid type
Body colour: Black
HeightxWidth: 55 mm X 111 mm
Thickness: 111 mm
Weight: 280 g
Recommended Usage: Sports, Travel/Hiking
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