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 P-Series Pirsch 10x26mm Binocular

$139.99

Bresser P-Series Pirsch 8x34mm Binocular

$169.99

Bresser P-Series Pirsch 10x34mm Binocular

$189.99

Swift Audubon 820T 8.5x44mm Waterproof Binocular

$599.99

Swift Reliant 743 7-21x25mm Compact Zoom Binocular

$119.99

Swift 747 Reliant 8x40mm Porro Binocular

$114.99

Athlon Optics Cronus 8.5x42mm Binocular

$489.99

Athlon Optics Cronus 15x56mm Binocular

$699.99

Athlon Optics Ares 10x42mm Compact Binocular

$399.99

Athlon Optics Ares 10x36mm Binocular

$369.99

Tasco Essentials 7x50mm Porro Prism Binoculars

$39.99

Sightron SII WP Series 10x50mm Binocular

$144.99
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