Tag: bak 4 porro prism

BAK-4 vs BK-7 Prism – Which is the Best?

May 3, 2019 2 Comments
BAK-4 vs BK-7 Prism – Which is the Best?

  Many people have binoculars but not all of them actually know the difference between BAK-4 and BK-7 prism. Though there is a difference. If you don’t know anything about this type of prisms keep reading and I believe you will learn something new from this short post. It’s generally accepted fact that BAK-4 prism […]

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