12x42 Binoculars for Adults & Kids with Universal Phone Holder, Large Eyepiece Waterproof Bright & Clear BAK4 Prism FMC Lens Binoculars for Bird Watching, Stargazing, Hunting and Travel. ⭐【Fully Multi-coated Lenses and BAK-4 Prisms】 High-quality multilayer coating is applied to all lenses and prisms, while dielectric high-reflective multilayer coating is applied to the BAK4 prisms, achieving a bright view of up to 92%, higher light transmittance, and natural color fidelity.
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