Hands-Free Binoculars, Professional Binoculars with Adjustable Focal Length, Telescope and Opera Glasses for Fishing, Birdwatching (Myopia Version)

Adjustable Focal Length: Manually adjust the focus wheel to obtain a clear image. If the diopter is ±7 or less, you can use the focus wheel to obtain a clear image. HD Lens: The customized dual-layer optical lens ensures clear, sharp images without stray light or scattered light, improving the binoculars' imaging performance. Hands-Free: The 4x magnification lens allows you to clearly see the dynamic movement of the float, preventing loss of vision due to obscured targets. An essential companion for fishing. Comfortable Wearing: Designed with ergonomic nose pads and a large 85-degree nose bridge, combined with soft rubber pads, it provides a pressure-free wearing experience and ensures comfort even after a full day of use. Versatile: The glasses can also be equipped with filter clips to meet various outdoor requirements. Widely used for opera, sports, fishing, sightseeing, and other indoor and outdoor recreational activities.