Ceramic materials in the nature of powders, granules and solids for use in manufacture; ceramic compositions for industrial use; unprocessed plastics in all forms; synthetic resins, unprocessed; plastics, unprocessed

Prisms for optical purposes; optical lenses; optical goods, namely, optical cables, optical glasses, optical scanners, optical lenses, optical sensors, optical lens blanks, prisms for optics purposes; optical machines and apparatus, namely, optical breadboards, optical scanners, optical disk readers, and optical sensors; photographic apparatus and instruments, namely, photographic cameras, photo printers, and photographic flashbulbs; cinematographic apparatus and instruments, namely, video cameras, lights for use on video cameras, and cinematographic projectors