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Alcon Inc. researches, develops, manufactures, distributes, and sells eye care products for eye care professionals and their patients worldwide. The company's Surgical segment offers equipment, instrumentation and diagnostics, intraocular lenses (IOLs), and other implantables; and consumables, including viscoelastics, surgical solutions, incisional instruments, surgical custom packs, and other products for surgical procedures. Its cataract products include Centurion vision system, LenSx laser system, ARGOS biometer, LuxOR surgical ophthalmic microscope, SMARTCATARACT health platform, NGENUITY 3D visualization system, Verion reference unit and Verion digital marker, and ORA system for intra-operative measurements; custom pak surgical procedure packs; vitreoretinal products comprising constellation vision systems, procedure packs, lasers and hand-held microsurgical instruments, and grieshaber and MIVS instruments, as well as scissors, forceps and micro-instruments, medical grade vitreous tamponades, and Hypervit vitrectomy probes; refractive surgery products, including WaveLight lasers and Contoura Vision used for LASIK treatment; EX-PRESS glaucoma filtration device; and implantable products, including AcrySof IQ products, such as monofocal IOLs and advanced technology IOLs for the correction of presbyopia and astigmatism at the time of cataract surgery. Its Vision Care segment provides daily disposable, reusable, and color-enhancing contact lenses; ocular health products, such as dry eye, glaucoma, contact lens care, and ocular allergies; and ocular vitamins and redness relievers. The company was formerly known as Alcon Universal S.A. and changed its name to Alcon Inc. in December 2001. Alcon Inc. was founded in 1945 and is headquartered in Geneva, Switzerland.

Bausch + Lomb Corporation operates as an eye health company in the United States, Puerto Rico, China, France, Japan, Germany, the United Kingdom, Canada, Russia, Spain, Italy, Mexico, Poland, South Korea, and internationally. It operates in three segments: Vision Care, Pharmaceuticals, and Surgical. The Vision Care segment provides contact lens that covers the spectrum of wearing modalities, including daily disposable and frequently replaced contact lenses; and contact lens care products comprising over-the-counter eye drops, eye vitamins, and mineral supplements that address various conditions, such as eye allergies, conjunctivitis, dry eye, and redness relief. Its Pharmaceuticals segment offers proprietary and generic pharmaceutical products for post-operative treatments, as well as for the treatment of glaucoma, eye inflammation, ocular hypertension, dry eyes, and retinal diseases. The Surgical segment provides medical device equipment, consumables, and technologies for the treatment of cataracts, corneal, vitreous, and retinal eye conditions; and intraocular lenses and delivery systems, phacoemulsification equipment, and other surgical instruments and devices for cataract surgery. The company sells its products and services through direct sales forces and independent distributors. Bausch + Lomb Corporation was founded in 1853 and is headquartered in Vaughan, Canada. Bausch + Lomb Corporation is a subsidiary of Bausch Health Companies Inc.

Quest Diagnostics Incorporated provides diagnostic testing and services in the United States and internationally. The company develops and delivers diagnostic information services, such as routine, non-routine and advanced clinical testing, anatomic pathology testing, and other diagnostic information services. It offers diagnostic information services primarily under the Quest Diagnostics brand, as well as under the AmeriPath, Dermpath Diagnostics, ExamOne, and Quanum brands to physicians, hospitals, patients and consumers, health plans, government agencies, employers, retailers, pharmaceutical companies and insurers, and accountable care organizations through a network of laboratories, patient service centers, phlebotomists in physician offices, call centers and mobile phlebotomists, nurses, and other health and wellness professionals. The company also provides risk assessment services for the life insurance industry; and healthcare organizations and clinicians information technology solutions. Quest Diagnostics Incorporated was founded in 1967 and is headquartered in Secaucus, New Jersey.