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Pentax Binoculars
Pentax 8-16x21 UCF-Zoom II Binocular, USA
Pentax

Pentax 8-16x21 UCF-Zoom II, Dual-Axis Weather Resistant Porro Prism Binocular with 5.0 Degree Angle of View at 8x, U.S.A.

SKU: PX81621UCF MFR: 62217
What's Included
What's Included With This Item:
  • Eye piece lens cap
  • Case
  • Strap
(1 review) 4
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$76.95
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About this item

The 8-16x21 UCF Zoom II binocular stands alone. This rugged little beauty gives you extraordinary power in a compact and rugged design. A magnification range of 8X to 16X will get you closer to your subject. A tough rubberized exterior that resists scratches, dust, dirt, and shock. Perfect alignment to eliminate headaches. And PENTAX's super multi-coated lenses allow more light to enter while eliminating irritating glare and flare. Packed with performance and portable enough to take anywhere, the 8-16x21 UCF Zoom II binocular is the perfect traveling companion.

What's Included With This Item

  • Eye piece lens cap
  • Case
  • Strap

Summary of Customer Reviews

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(1)
Customers most agreed on the following attributes:
Pros:
Compact (1) , Lightweight (1) , Quality lenses (1)
Best Uses:
Bird watching (1)
Reviewer Profile:
Casual/ recreational (1)

Key Features

  • Central fingertip control includes focus, locking diopter, and zoom control
  • Black rubber housing to protect against dust and scratches
  • Revolutionary dual-axis, single body housing with synchronized eye-piece adjustment to assure correct optical alignment for comfortable viewing
  • Helicoid-style eyepiece rings for extra viewing comfort
  • Fully multi-coated optics to eliminate harmful ultraviolet rays while improving light transmission for high contrast images with no glare or flare
  • Inverted porro prism design results in a light weight, compact body
  • High quality BaK4 prisms transmit more light at the edges to enhance illumination for easier viewing in dim light
  • Limited lifetime warranty
  • Fast and easy center focusing for handling ease

Technical Specs

Type of Prism Porro prism
Magnification 8x to 16x
Objective Size 21mm
Field Of View at 1000 Yards 261 ft to 156 ft
True Angular Field of View 5.0 to 3.0 degree
Apparent Angular Field of View 40 to 48 degree
Exit Pupil 2.6mm to 1.3mm
Eye Relief 14mm to 11mm
Relative Brightness 6.7 to 1.7
Diopter Adjustment +-4
Lens Coating Lens Construction:
Objective Lens: 2 elements in 1 group
Eyepiece Lens: 4 elements in 3 groups
Rubber Coated Yes
Zoom 8x to 16x with central fingertip control
Close Focus Distance (ft) 9.9ft (3M) to infinity
Eye Width Adjustment Range 2.2" - 2.9" /56mm to 73.5mm
Special Feature(s) Dual axis single body housing
Helicoid style eyepiece rings
Limited Lifetime warranty
Dimensions H 22" x W 44" / 55mm x 111mm
Thickness: 4.4" / 111mm
Weight 9.9 oz / 280g
Other Helicoid Type eyepiece ring
Limited Lifetime Pentax Warranty
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