Features: 43mm large eyepiece field of view. Expand your horizon.10x magnifying mirror and large 63mm lens. OOTD Monolayer Green Broadband FMC Film Coated With BAK-7 Prism FMC Multi-Layer Green Coating Is Transparent And Bright. Binoculars for bird watching have poor night vision. Portable, easy to carry. Perfect for adult bird watching, traveling, sightseeing, hunting, nature watching, hiking, sporting events, etc. A great gift for everyone on Christmas, anniversary, birthday, mother's day, Valentine's Day and more. Specification: Material: ABS Size: Approx. 19.7x17.4x6.3cm/7.76x6.85x2.48inMagnifiaction: 10X Object: 63mm Eyepiece Diameter: 43mmPackage Included:1x Compact BinocularsNote: Please allow 1-3cm error due to manual measurement. Pls make sure you don't mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item.