CARSON-MagniMark: Compact Page Magnifier with 6in Ruler: The Perfect Bookmark! Perfect for enlarging fine print or any detail that needs to be seen. Keep your place in your book, read maps, see the fine details in your stamp or coin collections, made of clear acrylic, compact and easily fits into your pocket or purse. Measures: 2-1/2x7-1/4in. Imported.