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  2. Contact lens - Wikipedia

    en.wikipedia.org/wiki/Contact_lens

    Contact lenses, or simply contacts, are thin lenses placed directly on the surface of the eyes. Contact lenses are ocular prosthetic devices used by over 150 million people worldwide, and they can be worn to correct vision or for cosmetic or therapeutic reasons.

  3. List of soft contact lens materials - Wikipedia

    en.wikipedia.org/wiki/List_of_soft_contact_lens...

    planned replacement contact lenses. The US Food and Drug Administration (FDA) defines soft contact lenses as: made of soft, flexible plastics that allow oxygen to pass through to the cornea. Soft contact lenses may be easier to adjust to and are more comfortable than rigid gas permeable lenses.

  4. 1-800 Contacts - Wikipedia

    en.wikipedia.org/wiki/1-800_Contacts

    1-800 Contacts Inc. is an American contact lens retailer based in Draper, Utah. The brands that 1-800 Contacts use includes Johnson & Johnson Vision Care, Alcon, Bausch & Lomb and CooperVision. The company was founded as the industry's first way to buy contacts online and has since expanded to provide online prescription renewals, glasses, lens ...

  5. AC Lens - Wikipedia

    en.wikipedia.org/wiki/AC_Lens

    AC Lens is a privately held company based in Columbus, Ohio that sells contact lenses, eyeglasses and vision care products online. Origin [ edit ] Arlington Contact Lens Service, Inc (AC Lens) was formed in 1995 and launched in 1996 by Dr. Peter Clarkson in the back of an optometrist's office on the campus of Ohio State University in Columbus ...

  6. Orthokeratology - Wikipedia

    en.wikipedia.org/wiki/Orthokeratology

    Orthokeratology, also referred to as Night lenses, Ortho-K, OK, Overnight Vision Correction, Corneal Refractive Therapy (CRT), Accelerated Orthokeretology, Cornea Corrective Contacts, Eccentricity Zero Molding, and Gentle Vision Shaping System (GVSS), is the use of gas-permeable contact lenses that temporarily reshape the cornea to reduce ...

  7. Acuvue - Wikipedia

    en.wikipedia.org/wiki/Acuvue

    Acuvue (from "Accurate view") is a brand of disposable contact lenses made in Jacksonville Florida and Limerick-based Vistakon, a subsidiary of Johnson & Johnson (J&J).

  8. Rigid gas permeable lens - Wikipedia

    en.wikipedia.org/wiki/Rigid_gas_permeable_lens

    A rigid gas-permeable lens, also known as an RGP lens, GP lens, or colloquially, a hard contact lens, is a rigid contact lens made of oxygen -permeable polymers. Initially developed in the late 1970s, and through the 1980s and 1990s, they were an improvement over prior 'hard' lenses that restricted oxygen transmission to the eye.

  9. Essilor - Wikipedia

    en.wikipedia.org/wiki/Essilor

    Essilor International is an international ophthalmic optics company that designs, manufactures and markets lenses to correct or protect eyesight. [1] Its headquarters is in Charenton-le-Pont (near Paris), France . It is the world's largest manufacturer of ophthalmic lenses. [2]

  10. Optics and vision - Wikipedia

    en.wikipedia.org/wiki/Optics_and_vision

    Glasses or "spectacles" are corrective lenses worn on the face a short distance in front of the eye. Contact lenses are worn directly on the surface of the eye. Intraocular lenses are surgically implanted most commonly after cataract removal, but recently for purely refractive purposes. Myopia (short sightedness) requires a divergent lens ...

  11. Clearly - Wikipedia

    en.wikipedia.org/wiki/Clearly

    Clearly is an online retailer of contact lenses, eyeglasses and sunglasses. The company was acquired by EssilorLuxottica Canada, and is headquartered in Vancouver, British Columbia. They are one of the largest online contact lens retailers in North America, and the largest seller of prescription eyeglasses online in the world. History