Binoculars are the world's most used optical instrument (other than eyeglasses) and they have a lot of different uses. Choosing the right binocular for your application, though, can be confusing due to all the specifications and numbers. Here is a quick reference to what all those features and specifications mean. Consider when, where and how often you plan to use them in order to select a binocular with a combination of features that are right for you.
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