1. contrast and resolution images: The 40x60 zoom telescope is equipped with a BAK4 prism and fully multicoated lenses, ensuring light transmission and brightness. Light transmission reaches up to 99.5% visibility, making the image more stable and brighter. 2. Compact and advanced ergonomic design: The compact outdoor monocular is lighter and features a more ergonomic design, allowing you to quickly and precisely focus on your target with just ONE HAND—suitable for both adults and children. 3. compatible with smartphones: Comes with a phone adapter and a stable tripod for outdoor photography. Easily capture photos or videos and preserve the beauty of the world. 4. 40x60 performance magnification: A monocular with 40x magnification and a 60mm objective lens diameter delivers clear and bright images. Enjoy the beauty of distant scenery. The widefield monocular telescope provides a view for your outdoor adventures.