ASVIL 7x50 Binoculars Built-in Compass Ranging, Black Multi-Layer Coating BAK4 Prism FMC Multi-Layer Coating Hunting Fishing

4. Applications: travel,watching,ball games,concerts,sports,sailing,fishing,inspections,etc. 2. BKA4 prism: high point light transmittance,transparent image,clear and bright. 3. FMC Broadband Green Film: All-optical glass with high transparency.Reduce eye strain 1. All-optical glass lens,full- multi-layer broadband coating,the image is not distorted,no deformation,and the viewing effect is pleasing to the eye.The super light transmittance and concentrating function of the lens make it visible to low light. If you are not satisfied with the product, please feel free to contact us and we will get back to you as soon as possible.