Explore Scientific's Certified Pre-Owned program is a great way to get excellent optics for amazing prices. Each product in our CPO program — which includes a rotating selection of telescopes, astronomy accessories, binoculars & more — have been thoroughly inspected by the Explore Scientific Quality Control Team to ensure the item meets our high standards. The item is then repacked, often in a new box, and prepared for shipment.

  Alpen's Teton binocular series delivers incredible optical performance in a lightweight yet durable body design. Available in both 8x42 and 10x42, these superior waterproof binoculars deliver brilliant images with crisp details and true color fidelity through a combination of ED glass, Abbe prisms and exclusive coatings. The composite body design provides light weight, yet durable, performance for years of field tough performance.

Features include:

  • High-definition ED (extra low dispersion) optical glass

  • Abbe prisms with Alpen’s exclusive SHR metallic coating for bright, sharp, high-resolution images

  • A-lock diopter system allows you to set and lock the right eyepiece to fit your personal eye setting

  • PXA phase coating for outstanding clarity and contrast

  • Long eye relief provides full viewing performance for eyeglass wearers

  • Waterproof, sealed, and nitrogen filled for guaranteed internal fog-free performance

  • Twist-up eyecups

  • Cleaning pen included

  • Available in 8x42 & 10x42