| 2007 NAICS | 2012 NAICS | 2017 NAICS | Corresponding Index Entries | |||
| 339115 | 339115 | 339115 | Contact lenses manufacturing | |||
| 339115 | 339115 | 339115 | Eyeglass frames (i.e., fronts and temples), ophthalmic, manufacturing | |||
| 339115 | 339115 | 339115 | Eyes, glass and plastics, manufacturing | |||
| 339115 | 339115 | 339115 | Goggles (e.g., industrial, safety, sun, underwater) manufacturing | |||
| 339115 | 339115 | 339115 | Lens coating, ophthalmic | |||
| 339115 | 339115 | 339115 | Lens grinding, ophthalmic (except in retail stores) | |||
| 339115 | 339115 | 339115 | Lens mounts, ophthalmic, manufacturing | |||
| 339115 | 339115 | 339115 | Lens polishing, ophthalmic | |||
| 339115 | 339115 | 339115 | Lenses, ophthalmic, manufacturing | |||
| 339115 | 339115 | 339115 | Magnifiers, corrective vision-type, manufacturing | |||
| 339115 | 339115 | 339115 | Sunglasses and goggles manufacturing | |||
| 339115 | 339115 | 339115 | Temples and fronts (i.e., eyeglass frames), ophthalmic, manufacturing |