Aven Tools 26105 [26105] OptiVisor Headband Magnifier with 2.75x Lens

The Aven Tools 26105 OptiVisor Headband Magnifier with 2.75x Lens is a precision binocular headband magnifier that permits unrestricted user efficiency while reducing eye strain. The OptiVisor leaves both hands free and allows three dimensional vision. It is ideal for use with anyone whose profession or craft requires close, accurate work. It can be worn over prescription or safety eyeglasses.