+1-800-504-5897 Help Center Check Order Status
About Us Policies Reviews How To
Free Shipping & Free Returns*

FREE SHIPPING on Over 250,000 Products

Enjoy free shipping during the holidays! Shop now and get Free Value Shipping on most orders over $49 to the contiguous 48 states, DC and to all U.S. Military APO/FPO/DPO addresses.

Enjoy Our Extended FREE RETURNS

We want to ensure that making a return is as easy as possible! With our Hassle-Free, Extended Holiday Returns, eligible orders placed from November 12, 2025 on will benefit from an extended return deadline (January 13, 2026 or 30 days after receipt of your order - whichever is later). We'll even cover the cost of return shipping. Learn more about our Return Policy.

  • Entire Store
  • ...
  • Apparel & Footwear
  • Astronomy
  • Everything Else
  • Eyewear
  • Hunting Gear
  • Lab Equipment
  • Military Gear
  • Outdoor Gear
  • Photography Equipment
  • Police, EMS & Fire
  • Shooting
  • Sport Optics
  • Sports & Hobbies
TIP
Shopping Cart

Pentax U-Series Compact UP 10x21 Binocular, Color: Navy, Black, Pink, Prism System: Porro, Up to 38% Off w/ Free S&H — 3 models

Pentax U-Series Compact Porro-Prism UP 10x21 Binocular, Limited Availability, Navy 61805
Pentax U-Series Compact Porro-Prism UP 10x21 Binocular, Limited Availability, Pink 61806
Pentax U-Series Compact Porro-Prism UP 10x21 Binocular, Black 61804
Pentax U-Series Compact UP 10x21 Binocular, Black, Navy, Pink
Pentax U-Series Compact Porro-Prism UP 10x21 Binocular, Limited Availability, Navy 61805
1 of 4 images
Pentax U-Series Compact Porro-Prism UP 10x21 Binocular, Limited Availability, Navy 61805
Pentax U-Series Compact Porro-Prism UP 10x21 Binocular, Limited Availability, Pink 61806
2 of 4 images
Pentax U-Series Compact Porro-Prism UP 10x21 Binocular, Limited Availability, Pink 61806
Pentax U-Series Compact Porro-Prism UP 10x21 Binocular, Black 61804
3 of 4 images
Pentax U-Series Compact Porro-Prism UP 10x21 Binocular, Black 61804
Pentax U-Series Compact UP 10x21 Binocular, Black, Navy, Pink
4 of 4 images
Pentax U-Series Compact UP 10x21 Binocular, Black, Navy, Pink

Tap Tap to Zoom

Questions & Answers
3 Models Available
Color
All
Search

Product Info for Pentax U-Series Compact UP 10x21 Binocular

With quality and clarity as a top priority a Pentax 10x21 Binocular is the gold standard in viewing optics. These Binoculars from the designers at Pentax feature fully-multi-coated optics for minimal glare and sharpness. With aspherical lens elements the Pentax Compact UP Binocular provides edge-to-edge brightness in low or harsh lighting situations. Affordable and practical the Pentax U-Series Binocular is perfect for all of your field glass needs.image

Specifications for Pentax U-Series Compact UP 10x21 Binocular:

Manufacturer: Pentax
Magnification: 10 x
Objective Lens Diameter: 21 mm
Prism System: Porro
Eye Relief: 13 mm
Exit Pupil: 2.6 mm
Field of View, Linear: 108 m at 1000 m
Field of View, Angle: 6.2 degrees
Binoculars Focus System: Center Focus
Water Resistance Level: Waterproof
Length: 83 mm
Weight: 7.4 oz
Magnification Type: Fixed
Width: 110 mm

Features of Pentax U-Series Compact UP 10x21 Binocular

  • New fully multi-coated optics
  • Inverted porro prism design
  • Aspherical eyepiece lens elements
  • Dual-axis, single body design with synchronised IPD adjustment
  • Protective rubber housing
  • Pull-up eyecups
  • Light weight and compact

Package Contents:

  • Pentax U-Series Compact UP 10x21 Binocular

Pentax U-Series Compact UP 10x21 Binocular Orderable Models

List of Orderable Models

  • Pentax U-Series Compact Porro-Prism UP 10x21 Binocular, Limited Availability, Navy, 61805 , MPN: 61805 , UPC: 027075288829 , Code: PX-BI-USC21-61805
  • Pentax U-Series Compact Porro-Prism UP 10x21 Binocular, Limited Availability, Pink, 61806 , MPN: 61806 , UPC: 027075288836 , Code: PX-BI-USC21-61806
  • Pentax U-Series Compact Porro-Prism UP 10x21 Binocular, Black, 61804 , MPN: 61804 , UPC: 027075288812 , Code: PX-BI-USC21-61804
Compare (0)
1 item has been added
Add at least two items to compare