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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Levenhuk Atom 7-21x40mm Binocular

$53.99

Levenhuk Rainbow 8x25mm Blue Wave Waterproof/Fogproof Binocular

$54.99

Levenhuk Heritage Base 15x50mm Binoculars

$199.99

Swift Reliant 743 7-21x25mm Compact Zoom Binocular

$119.99

Sightron SII WP Series 10x50mm Binocular

$144.99

Sightron SI Series 8x25mm Binocular

$99.99

Sightron SII Blue Sky Series 10x32mm Binocular

$219.99

Tasco Essentials 4x30mm Roof Prism Binocular

$9.99

Levenhuk Rainbow 8x25mm Red Berry Waterproof/Fogproof Binocular

$54.99

Tasco Focus-Free 8x32mm Roof Prism Binocular

$49.99

Tasco Essentials 7x50mm Porro Prism Binoculars

$39.99

Tasco Offshore 12x25mm Roof Prism Binoculars

$59.99
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