Outdoor Telescope 500x22 Portable HD Zoom 5000M/50000M Binoculars Powerful Folding Long Distance

Product parameters: Prism material: BAK-4. Objective transmembrane: FMC. Objective lens diameter: 30mm. Waterproof level: Life waterproof. Product features: FMC full multi-layer broadband green film high transmittance, reduce the refractive index of light, highly reduce the true color of the picture, imaging clear and sharp transparent, professional BAK4 high-quality prism material BAK4 high refractive index, greatly reduce the telescope imaging reflection of light loss, imaging clear, bright and bright picture, lightweight design of the mirror folding hand to go, It is more convenient to go out and carry, the ingenuity design is comfortable and portable, the persistence of the craftsmen, constantly improve the process and materials, constantly improve the user experience, and love life is in your hands!. Product size: The fold is 13511CM. The expansion is 9010035mm. Packing list: 500x25 double tube+universal spring clip