A Chronology of Soft Lenses
1961 – Otto Wichterle conceives and begins the production of soft lenses by spinning HEMA in an open rotating mould. The early experimental Geltakt lenses are followed by the mass production Spofalens. (Illustration courtesy the Contact Lens Collection of the...A Chronology of Corneal Lenses
1947 – Kevin Tuohy first applies for a patent for a corneal diameter lens. This is fitted flatter than the cornea, has a constant overall diameter of 11.50 mm, a flange (or peripheral ) width of 1.5 mm and a central thickness of 0.25-0.35 mm. 1947 –...A Chronology of The Early Developments
1807 – Thomas Young publishes his description of neutralising the cornea with fluid in A Course of Lectures on Natural Philosophy and the Mechanical Arts. 1827 – John Herschel suggests neutralising the cornea with a mould made from gelatine (‘a...Contact Us
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