This U.S. industry comprises establishments primarily engaged in coating, laminating, tempering, or shaping purchased glass.
Cross-References. Establishments primarily engaged in--
Manufacturing optical lenses (except ophthalmic), such as magnifying, photographic, and projection lenses--are classified in U.S. Industry 333314, Optical Instrument and Lens Manufacturing;Manufacturing ophthalmic (i.e., eyeglass) lenses--are classified in U.S. Industry 339115, Ophthalmic Goods Manufacturing; andManufacturing fiber optic cable from purchased fiber optic strand--are classified in U.S. Industry 335921, Fiber Optic Cable Manufacturing.