The LL-20 LumiLoupe™ is a 10X Power 1″ Dual Lens Stand Magnifier with “Snap-On” Reticle, pre-focused dual lenses. This magnifier is ideal for close-up examination of objects, while its transparent acrylic base allows ambient light to illuminate the subject for bright, clear viewing. The snap-on reticle lets you make accurate measurements in both millimeters and inches.