Pentax UP 10x21 Binoculars

Popular Travel Binoculars

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Item #PENT168-1

  • List Price:
  • $99.00
  • Your Price:
  • $74.00
  • You Save:
  • $25.00 USD26% + FREE Shipping
  • Unique Inverted Porro Prism, single body design is super durable
  • Aspherical Lens Elements provide edge-to-edge sharpness
  • Fully Multi-coated Optics produce crisp, clear views
  • Pull-up Eyecups and responsive central focus knob makes observing easy
  • Available in Black, Navy, or Pink
Questions? Let our experts help!
  • Description

    The Pentax UP 10x21 Binoculars are a compact, inverted porro-prism binocular that features a durable dual-axis, single body design with synchronized IPD adjustment and full multi-coating for better light transmission. Aspherical lens elements give you edge-to-edge sharpness. They are a perfect “utility” companion for a multitude of applications.   Whether you use these cool binoculars for indoor or outdoor events, you will be pleasantly surprised by the clarity and sharpness of the image—and they’re surprisingly affordable, too.

    UP Series

    Pentax Quality and clarity are within reach, at a price that’s within reach, too. These compact porro-prism models feature a dual-axis, single body design with synchronized eyepiece adjustment. Aspherical lens elements give you edge-to-edge sharpness. Clear images and clearly affordable.


    • Fully Multi-coated Optics
    • BAK4 Inverted Porro Prism Design
    • Aspherical Eyepiece Lens Elements
    • Pull Up Eyecups
    • Protective Rubber Armor

    Supplier SKU


    What's Included

    Pentax UP 10x21 Binoculars, Carry Case with Strap, Neck Strap, Lens Caps

  • Dimensions & Specifications



    Lens Diameter:


    Real Field of View:

    5 degrees

    Field of View at 1000m:


    Exit Pupil:


    Eye Relief:




    Lens Coating:

    Fully Multi-Coated



    Hydrophobic Coating:




    Minimum Focus:

    9.2 feet

    Tripod Adaptable:



    4.3 inches


    7.4 ounces


    Pentax Limited Lifetime

  • Product Guarantee

    We stand behind all the products we sell, and your satisfaction is our top priority. If you're not satisfied with the quality of your purchase, simply send the item back to us in its original packaging within 30 days of its delivery.

    Manufacturer Warranty

    Default manufacturer warranty.

    Return & Exchange Policy

    At our site, returns are easy! You may return new, unused, and resalable items for a refund or exchange. Simply ensure that the item is returned in its original product packaging within 30 days of delivery.

Ask The Experts

Have questions about an item or need advice on selecting the right optic? Our team of experts is here to help! Avid outdoor enthusiasts themselves, they've tested gear in the field and can provide personalized product recommendations for just about any activity, from birding and hunting to sports and travel.

You can reach our Customer Support line at 1-800-246-6285. We're open 8 a.m. to 8 p.m. Central Time, Monday through Friday and 9 a.m. to 4 p.m. on Saturday.

After hours? Drop us an email at We'll get back to you as soon as possible, usually within 1 business day.