This U.S. industry comprises establishments primarily engaged in one or more of the following: (1) manufacturing optical instruments and lens, such as binoculars, microscopes (except electron, proton), telescopes, prisms, and lenses (except ophthalmic); (2) coating or polishing lenses (except ophthalmic); and (3) mounting lenses (except ophthalmic).

• Binoculars manufacturing
• Camera lenses manufacturing
• Comparators, optical, manufacturing
• Gauges, machinist's precision tool, optical, manufacturing
• Glasses, field or opera, manufacturing
• Gratings, diffraction, manufacturing
• Gun sighting and fire control equipment and instruments, optical, manufacturing
• Gun sights, optical, manufacturing
• Instrument lenses manufacturing
• Interferometers manufacturing
• Laboratory analytical optical instruments (e.g., microscopes) manufacturing
• Lens coating (except ophthalmic)
• Lens grinding (except ophthalmic)
• Lens mounting (except ophthalmic)
• Lens polishing (except ophthalmic)
• Lenses (except ophthalmic) manufacturing
• Loupes (e.g., jewelers) manufacturing
• Magnifying glasses (except corrective vision-type) manufacturing
• Magnifying instruments, optical, manufacturing
• Microscopes (except electron, proton) manufacturing
• Mirrors, optical, manufacturing
• Night vision optical device manufacturing
• Optical alignment and display instruments (except photographic) manufacturing
• Optical gun sighting and fire control equipment and instruments manufacturing
• Optical test and inspection equipment manufacturing
• Periscopes manufacturing
• Photographic lenses manufacturing
• Prisms, optical, manufacturing
• Projection lenses manufacturing
• Reflectors, optical, manufacturing
• Sights, telescopic, manufacturing
• Telescopes manufacturing
• Theodolites manufacturing