Binoculars Opera Glasses 5x 21mm Concert Dome Outdoor Live Opticai Nashica 5×21MC

Bright and easy-to-see 5x binoculars High-performance, wide-field binoculars with large eyepiece lenses that reduce eye fatigue. The eyepiece uses a twist type and can be used with or without glasses with a single touch. The Bak-4 prism makes it brighter and clearer, making it useful in a variety of situations such as watching indoor and outdoor sports, theater, and concerts. Lightweight, compact and convenient to carry.