General 750541 UltraTech Glass Magnifier 2-1/2". Our collection of UltraTech Magnifiers feature polished optical glass lenses, precision ground for a distortion-free finish. The sturdy metal lens frame provides added durability when working in the field, and allows the magnifier to be used in confined spaces. The comfortable Versa-Grip handle makes these magnifiers an ideal choice for hobbyists and model builders, as well as lab technicians and mechanics. We offer a wide range of sizes (2" to 4-1/2") and power ratings (1.25x to 1.6x).