GlobalCareMarket Magnifying Glass Workstation w Desktop Stand (5X Magnification Lens) This is the perfect magnifier for any hobbyist who needs to do hands-on work while soldering, gluing, positioning, etc. A useful aid for soldering work or model makers, gives you a clear vision effect. Bottom battery compartment is furnished with steel plate which can enhance stability Magnifier Materials: Metal frame with Fresnel glass lens, Diameter 90 mm