BIAL 20x50 Binoculars Portable Water Resistant Telescope Super High-powered Surveillance Binoculars
central focus fast and accurate
Support the use of a tripod and lanyard hole design
High quality BAK4 porro prism ruby coated to minimize UV glare50mm large aperture can clear view in darker.
Focus: Center the handwheel adjustment and right eyepiece parallax adjustable
Large eyepiece view of comfortable See long eyes not tired objective green plated film clarity is pretty goodRed membrane high-definition
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