DONEGAN OPTICAL-OptiSIGHT Magnifying Visor with three Lens Plates. It is great to use this magnifying visor while working on stamp and coin collecting, needlepoint, cross-stitching or sewing, painting or drawing, model making miniatures, reading small print in books and more! Hands-free magnification produces more accurate and efficient viewing. The visor tilts up for normal viewing or down for magnification. OptiSIGHT brings work closer into focus with the Precision Optical Grade Acrylic Prismatic Lens, reducing eye strain and fatigue.