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SKU B640

GPO B640 PASSION 8.5x50HD Waterproof 8.5x Magnification Binocular

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Lowest Price Guaranteed

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Authorized GPO USA Dealer

No Sales Tax

No Sales Tax Except Colorado

Lifetime Customer Support

Lifetime Customer Support

Original price $1,299.99 - Original price $1,299.99
Original price
$1,299.99 - $1,299.99
Current price $1,299.99

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These high-performance binoculars are specifically engineered for superior viewing in low-light conditions, enhancing your night-time experience.

Key Features:

  • Exceptional Light Transmission: Achieves 99.7% across all lens surfaces, brightening views even post-sunset.
  • Optimal Magnification and Field of View: 8.5x magnification with a 315-foot field view allows for detailed and extensive landscape observation.
  • Light and Portable: Weighs only 33.9 ounces, balancing significant optical power with ease of mobility.

Advanced Optical Technology:

  • Double HD Glass Technology: Ensures sharp, high-resolution images.
  • GPObright Lens Coating: Maximizes light absorption.
  • Center Focusing Locking Diopter: Adjustable to fine-tune your viewing clarity.
  • Durable Build: Features tough aluminum eyecup tubes and a magnesium micro-bridge and body.
  • Weather Resistant: Waterproof and fogproof capabilities prepared for any conditions.
  • Comfort Design: Offers ultra eye relief for prolonged usage.
  • PASSIONdrop Hydrophobic Coating: Keeps lenses clear in adverse weather.

Lifetime Warranty:

  • Backed by GPO’s Spectacular Lifetime Warranty, ensuring the highest quality, exceptional service, and peace of mind for your investment.

    Discover the unseen beauties of the night with the unrivaled clarity and performance of the GPO PASSION 8.5x50HD Binoculars.


      Magnification: 8.5x
      Objective Diameter: 50mm
      Ocular Diameter: 42.4mm
      Exit Pupil Diameter: 5.9mm
      FOV @ 1000y: 315ft
      Prism Type: Schmidt-Pechan
      Transmission: 91%
      Eye Relief: 19.5mm (GOOD)
      Close Focus: 9.8ft
      Interpupillary Distance: 58-76mm
      Length: 6.9in
      Weight: 33.2oz
      Waterproof: Yes

      More Information

      Included Accessories:

      • Cleaning cloth
      • Hard case
      • Neoprene strap
      • Hard case strap
      • Objective covers
      • Ocular covers


      Shipping & Delivery

      We offer free shipping on all orders within the 48 contiguous United States. We do not deliver to P.O. boxes or addresses outside the U.S.

      • Processing Time: 1 business day.
      • Shipping Time: 5-8 business days.
      • Estimated Total Delivery Time: 6-9 business days.

      For more details, please visit our Shipping & Delivery page.

      Return & Refund Policy

      GPO USA Does not accept returns past 15 days from the date of delivery.

      • To initiate a return, please email [email protected] with your name, order number, and reason for the return, or call our support team at (888)-363-5666.
      • Some returns may be subject to a 20% restocking fee, with each return evaluated on a case-by-case basis depending on the manufacturer or supplier.
      • Approved refunds will be issued to the original payment method used when placing your order.

      For more details, please refer to our Return & Refund policy.

      Need More Help? Contact Us.

      Our expert can help guide you through your purchase.

      (888)-363-5666 | Live Chat Support