Unbranded binoculars and a folded paper topographic map with no readable text resting on a lichen-covered granite boulder above a valley at dawn

Optics and navigation

Binocular numbers, glassing, rangefinders, and finding your way.

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Guides

Two pairs of unbranded binoculars of different sizes side by side on dark walnut with soft window light catching the objective lenses

Binocular numbers, explained

What 8x42 means.

Unbranded binoculars resting on a folded wool jacket on a rocky overlook above a vast misty valley at sunrise

Glassing: how to use binoculars well

Set them to your eyes.

A compact unbranded rangefinder on a weathered fence post at the edge of a golden prairie at dusk

How a laser rangefinder works

A pulse, timed there and back.

A brass compass on a paper topographic map with blank

Map, compass, and GPS for hunters

Know the route, carry a backup.

Start with binocular numbers

What 8x42 means.

Read binocular numbers, explained

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