Binoculars 101
Apr 13, 2021
4 minutes
BY LYDIA MULLAN
There are tons of different kinds of binoculars, and it’s easy to get lost in the technical terms and minutia. But what makes a pair suitable for marine use? And what do you actually need? Whether you’re looking to upgrade or just window shop the latest and greatest, this primer on terms and functionality is here to help.
THE GOLDEN RULE
The magic number for marine binoculars is 7x50. “7” refers to the magnification. Though higher-magnifiers are available, they’re no good for marine purposes because the natural motion and vibration on a boat will also be magnified, making
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