Pentax 10x21 U-Series Up Binocular


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  • Product Description
  • Specifications
  • What's in the Box?
  • Warranty

Pentax 10x21 U-Series Up Binocular

Key Features: 

Fully Multicoated Optics

  • Centre Focusing
  • BAK4 Porro Prisms
  • Aspherical Lens Elements

With an 10x zoom and 21mm objectives, you acquire a greater than normal zoom and a compact form factor.

You can quickly identify your targets with a broad 5° angular field of vision and rapidly bring them into focus with the center focus wheel. In addition to observing remote scenes, birds and video, the minimum focus of 2.8 meters permits you to study in information close items like animal footprints, marks or landscape functions.

The binocular likewise includes a 2.1mm exit pupil, a 9.5 mm eye relief, an interpupillary and diopter adjustments.


Prism Type Porro
Magnification 10x
Objective Lens Diameter 21mm
Angle of View 5° (actual)
Field of View 262.5 @ 1000 yd / 87.5 m @ 1000 m
Minimum Focus Distance 59.4 / 18.1 m
Exit Pupil Diameter 2.1 mm
Eye Relief 9.5 mm
Focus Type Center
Dimensions 4.3 x 3.1 x 1.9 / 11.0 x 8.3 x 4.8 cm
Weight 7.4 oz / 209.8 g

Pentax 10x21 U-Series Up Binocular

Limited 5 Year Warranty