Barska WP Cosmos 25x100mm BAK-4 Porro Prism Astronomical Binoculars w/ Premium Carrying Case Metal Black Medium AB13642. It features BAK-4 prisms with multi-coated optics that result in remarkably crisp and clear images. It features a nitrogen-purged...
Barska WP Cosmos 25x100mm BAK-4 Porro Prism Astronomical Binoculars w/ Premium Carrying Case Metal Black Medium AB13642. It features BAK-4 prisms with multi-coated optics that result in remarkably crisp and clear images. It features a nitrogen-purged...