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  2. List of soft contact lens materials - Wikipedia

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

    In the US market, soft contact lenses are approved by the US Food and Drug Administration. [2] The American Optometric Association published a contact lens comparison chart called Advantages and Disadvantages of Various Types of Contact Lenses on the differences between them. [3] These include: soft contact lenses; rigid gas-permeable (RGP ...

  3. Contact lens - Wikipedia

    en.wikipedia.org/wiki/Contact_lens

    Contact lenses are ocular prosthetic devices used by over 150 million people worldwide, [1] and they can be worn to correct vision or for cosmetic or therapeutic reasons. [2] In 2010, the worldwide market for contact lenses was estimated at $6.1 billion, while the US soft lens market was estimated at $2.1 billion. [3]

  4. Alcon - Wikipedia

    en.wikipedia.org/wiki/Alcon

    On July 8, 2010, Alcon's independent director committee (IDC) had set up a $50 million litigation trust to ensure company's minority shareholders get the best deal from bidder Novartis AG. [15] On April 9, 2019, Alcon completed a 100% spin-off from Novartis. [4] [16] [17] The new standalone company is worth up to 28 billion Swiss francs. [18]

  5. 1-800 Contacts - Wikipedia

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

    1-800 Contacts was also involved in several lawsuits against Lens.com, Inc., including a trademark cancellation case in the United States Court of Appeals for the Federal Circuit, Lens.com, Inc. v. 1-800 Contacts, Inc., in which the Court determined that Lens.com's trademark "LENS", held in connection with "computer software", had been abandoned because Lens.com merely used software to sell ...

  6. Multifocal intraocular lens - Wikipedia

    en.wikipedia.org/wiki/Multifocal_intraocular_lens

    People who have a multifocal intraocular lens after their cataract is removed may be less likely to need additional glasses compared with people who have standard monofocal lenses. [2] People receiving multifocal lenses may experience more visual problems, such as glare or haloes (rings around lights), than with monofocal lenses. [2]

  7. Orthokeratology - Wikipedia

    en.wikipedia.org/wiki/Orthokeratology

    Orthokeratology lens. 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 refractive errors such as myopia ...

  8. Bifocals - Wikipedia

    en.wikipedia.org/wiki/Bifocals

    A method for fusing the sections of the lenses together was developed by Louis de Wecker at the end of the 19th century and patented by John Louis Borsch Jr. (1873–1929) [9] in 1908. In 1915, Henri (Henry) A. Courmettes (1884-1969), a French immigrant to the US, patented the “Flat Top” (or “D Segment”) reading portion of the bifocal ...

  9. Dailies - Wikipedia

    en.wikipedia.org/wiki/Dailies

    In filmmaking, dailies or rushes are the raw, unedited footage shot during the making of a motion picture. The term "dailies" comes from when movies were all shot on film because usually at the end of each day, the footage was developed, synced to sound, and printed on film in a batch (in the future telecined onto videotape or disk) for viewing ...

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