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Pentax 8-16x21 UCF-Zoom II Binocular, USA
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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
(2)

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Reviews about this item

Review Summary

2013-05-20T21:00:00

Rated 4 out of 5

Pentax 8-16x21 UCF-Zoom II

Nice quality with clear view. Zooming in or out requires focus adjustments. Nice popout lens correction adjustment.

JAMES T.

2011-12-27T19:00:00

Rated 4 out of 5

I like it

Easy to use

MR

Pentax 8-16x21 UCF-Zoom II Specifications

  • 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

  • UPC Code

    027075109803

0 Accessories for 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.

About Pentax 8-16x21 UCF-Zoom II

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.

Pentax 8-16x21 UCF-Zoom II 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

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What's in the box:

  • Eye piece lens cap
  • Case
  • Strap