12x42 Binoculars for Adults with New Smartphone Photograph Adapter - 18mm Large View Eyepiece - 16.5mm Super Bright BAK4 Prism FMC Lens - Binoculars for Birds Watching Hunting - Waterproof (1.25 lbs) : Camera & Photo

Description

BAK 4 Prism is made of best thick barium crown glass with multi-layer achromatic clearing lenses (fully multi-coated, FMC). Large Eyepiece produces bigger image and comfortable view. BAK 4 has superior reflective and dispersion qualities compared to BAK 7. Others have smaller and unclear image, and feels uncomfortable. Waterproof binoculars can resist light water, but can not be used in a heavy rain for a long time or soaked in the water. Do not use wet cloth to rub the lens, use dry and clean cloth (included) to rub slightly. Please put the binocular in a dry place if you do not use in long term. Do not use binoculars to observe the sunBrand "Adasion" is an registered trademark in US, any business use of “Adasion” trademark without authorization will be prosecuted Adasion Optics guarantees these products to be free of defects in materials and workmanship for the lifetime of the original owner. These warranties do not cover consumer caused damages such as misuse or abuse by someone other than our authorized technicians. If any problem, Remember we are ready to help you and make your experience as enjoyable as possible, just can contact seller "Adasion Optics" on amazon to solve it.

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