MagniMark™ Fresnel 3x Power Page Magnifiers with 6-Inch Ruler
The MM-22, MagniMark™ is a thin 3x power Fresnel magnifier that is great for reading small print anywhere. Its flat design allows it to fit into any book, making it the perfect multipurpose bookmark. It also acts as a 6 inch ruler, with its easy to read markings on the side. The bookmark is a great item for a teacher, avid reader, or anyone who has to read small print.