B01JEEJ666 BNISE HD Binoculars – Navigation Compass and Rangefinder – 10×50 Large Object Lens BAK4 Large View – Waterproof and Fogproof – with Harness Strap and Neck Stap

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? Professional optical lens with FMC coating,with 50mm extra large object lens, 26mm extra large ocular, green film FMC coating object lens and ocular, which can significantly reduce reflection after rays enter object lens, effectively improve permeability of rays, imaging brightness and sharpness, and perform well in glimmer.