This U.S. industry comprises establishments primarily engaged in manufacturing ophthalmic goods. Examples of products made by these establishments are prescription eyeglasses (except manufactured in a retail setting), contact lenses, sunglasses, eyeglass frames, and reading glasses made to standard powers, and protective eyewear.

Cross-References. Establishments primarily engaged in--

Manufacturing molded glass lens blanks--are classified in U.S. Industry 327212, Other Pressed and Blown Glass and Glassware Manufacturing;

Manufacturing molded plastics lens blanks--are classified in U.S. Industry 326199, All Other Plastics Product Manufacturing; and

Retailing and grinding prescription eyeglasses--are classified in Industry 446130, Optical Goods Stores.