| 3Dlens Corporation: Manufacturer of optical Fresnel lenses. |
| Ability Opto-Electronics Technology Co. Ltd.: Manufacturer of lenses and filters for scanners, bar code readers, cameras, and TVs. |
| Applied Optics, Inc.: Custom manufacturer of laser quality optical lenses, achromats, prisms, filters, windows and mirrors. |
| Beijing 608 Factory: Produces optical spectacle lens and optical lens. |
| Coastal Optical: Designs and builds custom precision optical assemblies like projection lenses, camera lenses and telescope assemblies. Standard products include CoastalOpt(tm) Fisheye lenses. |
| Commercial Optical Inc.: Custom lense manufacturer. |
| Complete Optical Solutions: Providing optical design, lens design, optical engineering and consulting services. |
| Contour Metrological & Manufacturing, Inc.: High precision diamond turning, optical machining, and CAM countour machining. |
| Doric Lenses Inc.: Production and design of micro-optics components |
| Gemini Optics: Lens design, optical system design, illumination design, aspheres, precision lens assemblies, aspheric and diffractive components. |
| Genius Electronic Optical Co., Ltd.: Manufacturer of camera lens, viewfinders, laser pointer lens, bar code reader lens, scanner lens, CCTV lens, telescope lenses, and magnifiers. |
| Harold Johnson Optical Laboratories, Inc.: Custom manufacturer of cylindrical and spherical lenses, prisms, mirrors, domes, flats, wedges and beamsplitters. |
| Hengwen Optics: Fresnel lens manufacturer. |
| Kinko Optical Co., Ltd.: Manufacturer of camera lenses, digital camera lenses, bar code and scanner lenses. |
| Klarmann Rulings, Inc: Manufactures custom and standard reticles, optical sightings, precision optical patterns, stage micrometers, filter glass, pinholes, apertures, comparator screens, and optical fabrication. |
| LNSYS: Specialises in optical design, systems design, custom solutions for optical instrumentation. |
| Marmore Inc.: Optical lab machinery and equipment for the production of ophthalmic lenses. |
| Omek Optics: Optical design and engineering services. |
| Rawson Optics: Designing, assembling, and testing functional or production prototypes of optical systems and subsystems. |
| Reflexite Corporation: Manufacturer of custom infrared lenses and infrared lens arrays for use instrumentation optics. |
| Resolve Optics Ltd: Design, development and manufacture of optical lenses. |
| Science-Vision: Design and production of optical elements and lens systems of all kinds with focus on DMD, DLP, and UV imaging technology. |
| WECO UK: Optical equipment for lens finishing, automatic lensmeters, and edgers. |