- Optos
 - Developers of the Optomap retinal exam technology and preventative eye care screenings which can help in the diagnosis and treatment of eye and non-eye disease at an earlier stage. - Protech Medical
- Manufactures leaded prescription and non-prescription eyewear, as well as radiation reducing gloves and sleeves.
- Optics Laboratory, Inc.
- An eyecare pharmaceutical manufacturer, products include, Mini-Drops Eye Therapy, EYE-vibe (vitamin supplement), and Eye Wash.
- DGH Technology
- Provides ultrasonic equipment for cataract and refractive eye surgeons.
- Sonomed
- Manufactures, distributes, and services ophthalmic ultrasound products.
- Arkhe Group
- Titatnium and alloy wire and raw materials, parts, accessories, and machinery for the optical industry.
 Appasamy Associates
- Manufactures ophthalmic instruments and equipment.- Lawrence & Mayo
- Manufacturer of frames, prescription and contact lenses, sunglasses, and precision instruments.
- Nanjing Laite Optical Instrument
- Manufacturer and exporter of optical instruments, including automatic lens edgers and centring devices.
- Micra USA, Inc.
- Manufactures titanium ophthalmic surgery instruments.
- Essilor India Ltd.
- Manufactures plastic ophthalmic lenses. In English, Hindi, and Tamil.
- VisionCare Devices
- Designs and develops vitreous cutters and other medical devices for OEMs and end users.
- GKB Opticals Limited
- Manufacturer of bifocal and single vision lenses. Based in Agra, India.
- Ascon Medical Instruments
- Offers ophthalmic diagnostic and surgical equipment.
- Potec
- Manufacturer of medical equipment for optics such as Auto Refractor Keratometer, Chart Projector, and Auto Phoropter.
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