Monkeybrother Head Mount Magnifier with LED Head Light Bracket and Headband, 5 Replaceable and Interchangeable Lenses: 1.0X, 1.5X, 2.0X, 2.5X, 3.5X Glasses bracket and headband are interchangeable.Five kinds of lens with different magnification are available Lighting part can be taken out separately for single use.And widened lens can enlarge visual range. Adjust lens angle to increase spring locking device,Lighting angle is adjustable With LED Head Light Bracket and Headband.Great for Fly-tying or any other Hands-free magnifying use Perfect magnifying lenses for crafts, hobby, reading, model building, jewelry design and other low vision tasks