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Bak-4 vs BK7

Not sure what brand or model of binoculars is right for you? We're happy to help! Discuss and review your latest binocular purchase, share your experience and help others.

Bak-4 vs BK7

Postby eadcie on Thu Apr 26, 2007 10:03 pm

which is better BaK4 or BK7? And what do they mean, to me as a hunter?

Postby Jne_K on Thu Apr 26, 2007 10:03 pm


Type of optical glass used in the prism of a binocular or spotting scope. Bak-4 is the best, optically, and will produce the better image. Bak-4 is standard on all serious products BK7 is used only in cheaper products.
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