• Feather-lite magnifier (50g) swings up and down, or can be locked in place for mobile, hands-free magnification.• Open design provides unimpaired vision.• Optical grade acrylic lenses.• Snap-out inter-changeable lenses- Personal Magnifier (1.6X & 2X),Personal ESD Safe Magnifier(1.6X).• Distortion-free viewing.• Double lens for 3D viewing.• Wide field of vision.• Adjustable lens angle.• Can be worn with or without eye -glasses, contact lenses or safety glasses.• For use with long or short hair.• Standard or ESD-Safe versions available.