Pentax 8-16X21 UCF Zoom II Binoculars

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Category: pentax

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Product Highlights

  • Compact Porro Prism
  • 5.0-3.0° Angle of View


Within the compact body of the 8-16x21 UCF Zoom II is Pentax's original in-line control system for excellent maneuverability during viewing. Zooming, focusing and dioptric adjustment mechanism can be easily manipulated without taking one's eyes away from the viewing. A fine compact zooming unit, with a robust body that's not easily misaligned.

High-refraction BaK-4 porro prisms
Aspherical eyepiece lens elements
56-73mm Interpupillary adjustment range
±4 Dioptric correction
Pentax "Worry Free" Warranty
Pentax will repair or replace this binocular to the original purchaser (even if damaged by fault) for a charge of $19.95.  This warranty does not cover cosmetic damage, theft or loss.  Replacement may be with comparable model at Pentax's discretion if the original model is no longer available.
Prism Type Porro
Magnification 8-16x
Objective Lens Diameter 21 mm
Angle of View 8x: 5.0° (actual)
Field-of-View 8x: 261' @ 1000 yd / 86.65 m @ 1000 m
Minimum Focus Distance 9.9' / 3.02 m
Exit Pupil Diameter 8x: 2.6  mm
Eye Relief 8x: 14  mm
Interpupillary Adjustment Not Specified By Manufacturer
Dioptric Correction ±4
Tripod Mount Yes
Dimensions 4.3 x 4.5 x 2.4" / 10.92 x 11.43 x 6.10  cm
Weight .62 lb / 281 g

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