Hunter Optics 9892G Glasses New Loupe 10x 15x 20x 25x LED Double Eye Jeweler Watch Repair Magnifying (10x 15x 20x 25x Double Eye) Left & right double eye patches magnifier/loupe with adjustable LED. Eye patches can be moved leftwards and rightwards, and can rotate 180 degrees upwards and downwards. Lens magnifications: 10X, 15X, 20X 25X. The widely used in mechanical processing, electronic repair, jewelry appraisal, coin collect, timepieces repair and miniature engraving, etc. 4 Pairs of replaceable lens with different magnifications.