The OptiVisor Flex-a-Mag desk magnifier is designed for stability and ease of use. This base is very sturdy and the 12 inch "goose neck" style flexible arm allows a wide choice of angles. The powerful 4X lens is made of light weight optical grade Acrylic selected for the optimum field of view and focal length. The base is 6-1/2" wide x 6" deep and the overall height when extended is 17-1/2".
Lens diameter is 4"
Why do I need this item? The Flex-a-Mag desk magnifier will keep your "hands free" and allow you to work longer without eye strain when making jewelery, beading or just reading.