Closures, Dispensing Devices and Sprayers, All Made of Plastics Material; [Mirrors]

Optical Glass; Glass Lenses; Optical Magnifiers, Reflectors, Haemoglobin Cell Counter Slides, "Peeping Glass" (Used for the Viewing of Furnaces), Flow Indicator for Medical Oxygen Units, "Push to Test" Indicator Button for Use on Lift Controls, Prisms for Use in Optical Communications, Experimental Molding for Glass Fiber Optics, Cylindrical Lens for Computer Card Readouts, Close Tolerance Dish for Radiation Analysis in Atomic Energy Plants, Cell Lid for Color Analysis of Liquids, Light Indic...