The “42” in our 10x42 binocular refers to the diameter of the objective (front) lens in millimeters. Since the objectives will often be the largest portion of the optic, it will affect the overall size and weight of the binocular, and how much light it can gather.

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Bresser M-Series Montana 8.5x45mm ED Binocular

$849.99

Bresser M-Series Montana 10.5x45mm ED Binocular

$949.99

Swift Audubon 820T 8.5x44mm Waterproof Binocular

$599.99

Athlon Optics Neos 8x32mm Binocular

$69.99

Athlon Optics Neos 10x50mm Porro Binocular

$74.99

Sightron SII WP Series 10x50mm Binocular

$144.99

Athlon Optics Neos 12x50mm Porro Binocular

$99.99

Sightron SI Series 8x25mm Binocular

$99.99

Carson Optics Stinger 12x32mm Portable Binocular

$49.99

Sightron SII Blue Sky Series 10x32mm Binocular

$219.99

Carson Optics Hawk 30mm Kids' Deluxe Ultra Binocular

$19.99

Tasco Essentials 4x30mm Roof Prism Binocular

$9.99
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