McKenzie BX-1 | 12x50mm


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Close the gap quicker with the 12x50mm McKenzies. The increased magnification is ideal for wide-open spaces and picking out the smallest details. The BX®-1 McKenzie™ delivers class leading low-light performance with our Twilight Light Management System, which simply helps you see more in less light. You also get outstanding resolution and clarity in a rugged, compact design that’s waterproof and purpose built to handle the harshest conditions.


  • Comes with Pro Gear Accessories - Go Afield Shoulder Strap, binocular case, lens covers, and a lens cloth.
  • 100% Waterproof and Fogproof - Waterproof, fogproof, and guaranteed to perform for life
  • Central Focus Dial - Large, tactile focus dial is easy to find and use, even with gloved hands, which gives you the precision focus you need to pick antlers out of the trees or hide out of the brush.
  • Smooth Focusing - Features an extremely smooth focusing system for fine adjustments.
  • Twilight Light Management System - See more in less light with Twilight Max HD Light Management System - This advanced light management system adds up to 10 extra minutes of shooting light and eliminates 80% more glare-producing stray light than competitors with premium lens clarity.
  • Twist Up Eyecups - Features twist-up eyecups and generous eye relief for comfortable extended viewing.
  • BAK 4 Prisms - Delivers a perfectly round exit pupil with virtually no edge distortion and a crisp, clear image.
  • Diopter Focus - The diopter focus paddle allows you to precisely focus your binoculars, compensating for differences between your eyes.


  • Weight (oz) - 28.5
  • Linear FOV (ft/1000 yd) - High - 242
  • Linear FOV (m/1000 m) - High - 81
  • Length (in) - 6.7
  • Length (mm) - 6.7
  • Eye Relief (mm) - High - 13.7
  • Angular FOV (degrees) - High - 4.6
  • Weight (g) - 808
  • Exit Pupil (mm) - High - 3.6
  • Interpupillary Distance (mm) - Low - 58
  • Interpupillary Distance (mm) - High - 74
  • Close Focus Distance (ft) - 12
  • Close Focus Distance (m) - 3.8
NOTICE: Some products in this store can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Please check the product label for warning information. For more information go to P65Warnings.ca.gov. We cannot ship any products into California that are affected by Proposition 65.

SHIPPING CHANGES: Due to new sales tax rules in the state of Colorado, effective June 1, 2019, purchases made online through JAX Mercantile for customers in the state of Colorado will only be able to be shipped to addresses within JAX current tax jurisdictions in Fort Collins, Loveland, Lafayette, and Broomfield. Customers in the state of Colorado who do not have shipping addresses within these zip codes may still opt for in-store pickup at any JAX store location when making a purchase on the JAX website. Learn more on our shipping and returns page.

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