Addition Technology, Inc. provides eye care services. Its products include intacs corneal implants, liocan intraocular lens, anican capsular, viscovet cellvet and bluevet. The company was founded in June 2001 and is headquartered in Lombard, IL.

Alcon, Inc. engages in the development, manufacture, and marketing of market surgical equipment and devices, pharmaceutical eye drops, and consumer vision care products to treat eye diseases and disorders. It operates through the following segments: Surgical and Vision Care. The Surgical segment offers implantable products, consumables and equipment for use in surgical procedures to address cataracts, vitreoretinal conditions, refractive errors, and glaucoma. The Vision Care segment comprises daily disposable, reusable and color-enhancing contact lenses, as well as portfolio of ocular health products, including over-the-counter products for dry eye, contact lens care, and ocular allergies, as well as ocular vitamins and redness relievers. The company was founded by Mr. Robert Alexander and Mr. William Conner on 1945 and is headquartered in Geneva, Switzerland.

KeraVision engages in the development of a new category of non-laser vision correction products for the treatment of common vision disorders, including myopia, hyperopia, and astigmatism, to offer an alternative to eyeglasses, contact lenses, and other vision correction surgical procedures. Its first product, intacs corneal ring segments, has been approved by the FDA for correcting mild myopia in the range of -1.0 to -3.0 diopters in patients who are 21 years of age or older, who have a stable refraction, and who have up to +1.0 diopter of astigmatism. It is currently conducting a Phase III clinical trial to expand its approved range of indication for myopia to include -0.75 to -1.0 diopter and -3.1 to -4.5 diopters.

IntraLase Corporation is a leader in the first step of LASIK surgery, the most common means of surgical vision correction. They design, develop and market a laser, related software and disposable devices used to create a cut of tissue across the cornea of a patient’s eye, or a corneal flap, which is the first step in LASIK surgery. Their advanced laser technology improves the safety, precision and visual acuity of LASIK surgery by providing a computer-controlled laser solution as an alternative to the traditional method of creating the corneal flap using a hand-held mechanical, metal-bladed device called a microkeratome. They believe their product offering will become the new standard of care for corneal flap creation. As of April 2, 2007, IntraLase Corp. was acquired by Advanced Medical Optics Inc.

ReVision Optics, Inc. designs, manufactures, and delivers implantable products for the treatment of presbyopia. It offers PRESBYLENS Corneal Inlay, a refractive surgery solution to correct vision lost by the natural aging process called presbyopia. The company serves the ophthalmology professionals. ReVision Optics, Inc. was formerly known as IntraLens Vision, Inc. and changed its name to ReVision Optics, Inc. in 2005. The company was founded in 1996 and is based in Lake Forest, California.

Osio Corp. provides ophthalmic treatment for eye diseases. The firm offers non-invasive treatment for correcting refractive vision problems such has presbyopia, myopia and astigmatism. The company was founded by Alberto Sancho Osio in 2003 and is headquartered in Boston, MA.

Shanghai Aikangte Medical Technology Co., Ltd., established on 2018-07-23, The scope of business includes engaging in technology development in the field of medical technology,technology transfer,technical consulting,Technical Services,medical materials,R&D of medical devices,Production,Sales,electronic product,Sales of computer software,Computer System Services,Application software service,software development,Engaged in technical consulting in the field of computer software technology,Industrial Product Design,Economic Information Consulting,design,make,acting,Place an ad,Cultural and artistic exchange and planning,Business Management Consulting,translation service,Import and export of goods or technology(Except for the import and export of goods and technologies that are prohibited by the state or involve administrative approval),Exhibition display service,account Serive,Market information consultation and investigation(Do not engage in social investigation,social research,poll,opinion poll). [Items subject to approval by law,Business activities can only be carried out after approval by relevant departments]

Medjet, Inc. engages in research and development of medical technology, utilizing small diameter, liquid microjets moving at various speeds above supersonic, depending on the specific application, with an emphasis on surgical technology and equipment. The company has developed proprietary technology based on microjets, derivative devices and surgical equipment, which use waterjet technology. It was founded on December 16, 1993.

Carl Zeiss Meditec AG engages in the development, manufacture and marketing of medical devices. It operates through the Ophthalmic Devices and Microsurgery business segments. The Ophthalmic Devices segment includes intraocular lenses, surgical visualization solutions and medical laser and diagnostic systems. The Microsurgery segment offers surgical microscopes and visualization solutions for neuro, ear, nose, and throat surgery, as well as the activities in the field of intraoperative radiotherapy. The company was founded on July 2002 and is headquartered in Jena, Germany.

Rodenstock is a manufacturer of ophthalmic lenses and frames. The company was founded in 1877 by Josef Rodenstock. They have a worldwide workforce of approximately 4,500 and are represented in more than 85 countries with sales subsidiaries and distribution partners. Their head office is in Munich, and they have production sites for lenses at a total of 15 other locations in 13 countries.

Hangzhou Ming CIBA Vision Eye Hospital is an ophthalmology hospital intended to carry out myopia laser treatments. Its health care establishment incorporates the use of various advancements in the field of healthcare to treat patients suffering from myopia, presbyopia, cataract, juvenile myopia as well as dry eye syndrome, enabling patients suffering from optic nerve disorders with efficient and cost-effective ophthalmology care.

Abbott Medical Optics, Inc. develops and manufactures medical devices and supplies for eye care. Its products include star s4 IR excimer laser, wavescan wavefront system, intralase FS laser, catalys precision laser system, tecnis iTec preloaded delivery system, compact intuitiv system and ultrazyme enzymatic cleaner. The firm also offers customer and technical support, service agreement, practice development and intralase electronic procedure services. The company was founded in 1976 and is headquartered in Santa Ana, CA.

Zhuhai Xigu Medical Technology Co., Ltd., established on 2020-11-23, Business scope includes general items:Medical Research and Experimental Development;Sales of Class I Medical Devices;Production of Class I Medical Devices;Sales of Class II Medical Devices;Engineering and Technology Research and Experimental Development;Sales of hygiene products and single-use medical products;Pharmaceutical commissioned production;Disinfectant sales(Free of Hazardous Chemicals);Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;Sales of bio-based materials;electronics sales;Retailing of computer software, hardware and auxiliary equipment;Computer System Services;Information system integration service;software development;Information Technology Consulting Services;Industrial Design Services;Information Consulting Service(Not including licensing information consulting services);Organize cultural and artistic exchange activities;Socioeconomic Advisory Services;translation service;Conference and Exhibition Services;advertisement making;advertising(non-broadcasting station,television station,Newspaper Publishing Unit);Import and export.(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)licensed items:pharmaceutical production;Drug Wholesale;Drug retail;Veterinary drug business;Class III medical device business;Production of Class II Medical Devices;Production of Class III Medical Devices;Production of disinfection products for the prevention and control of infectious diseases;Production of hygiene products and single-use medical products;Disinfectant production(Free of Hazardous Chemicals).(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments,The specific business items are subject to the approval documents or licenses of relevant departments)

Hunan Karuizhi Medical Technology Co., Ltd., established on 2021-07-12, Business scope includes wholesale of medical supplies and equipment;medical equipment,Instrument R&D;Wearable smart device research and development;Ι,Class II medical device,Instrumentation,Wearable Smart Devices,Production of machinery and equipment,Sales,Technical Services,Technical consultation and product maintenance;Software Development and Services;Information system integration service;goods,Technology Import and Export(Except for the import and export of goods and technologies that are prohibited by the state or involve administrative approval).(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Ortho-k Technology (Hefei) Co. Ltd. is a Chinese joint venture company located in Hefei with domestic subsidiaries. The firm manufactures and distributes medical instruments.

Suzhou Karuizhi Optoelectronics Technology Co., Ltd., established on 2014-12-31, Business scope includes research and development,Production,Sales:Photoelectric products,Slit Lamp Microscopy,vision machine,Synoptic machine,night vision tester,Clinometer,Anterior Chamber Depth Meter,Keratometer,color blindness,Retinoscopy,Tonoscope,Optometry,Direct and Indirect Ophthalmoscopy,Diopter,Fundus Camera Optometry Lens Set,Optometry combination table,corneal topograph,Laser Retinal Transfer Function Meter,Pupil distance measuring instrument,Optical and photoelectric low vision aids,Retinoscope,Prescription lenses,vision trainer,Amblyopia Therapeutic Apparatus,Optical Coherence Tomography System,fluorescence photography device,endoscope,Spectrum Therapy Apparatus,Eye Tracker,operating microscope;And provide relevant technical advice,technology transfer,technology development,Technical Services.Self-operated and agent import and export business of various commodities and technologies.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)