New Optical Magnifier & Loupe Eyeglass. This is a new headband magnifier. This light-weight magnifier offers four magnifications in one. The magnifier is equipped with a 1.8X and 2.3X double lenses that if used together have a magnification of 3.7X. By bringing down the spare lens, the user can change the magnification. If the flip down loop is used, magnification goes to 4.8X power. The inner auxiliary lens flips up inside headband when not in use. The head band magnifier makes it easy to see fine objects and do precision inspection when necessary. Has an adjustable hook and loop strap making it easy to adjust to any head size.