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  2. Varilux - Wikipedia

    en.wikipedia.org/wiki/Varilux

    French Varilux Logo. Varilux is a brand name belonging to Essilor International, a producer of corrective lenses.The first version of the lens was invented by Bernard Maitenaz and released in 1959, and was the first modern [clarification needed] progressive lens to correct presbyopia.

  3. Progressive lens - Wikipedia

    en.wikipedia.org/wiki/Progressive_lens

    The Carl Zeiss AG & Varilux lenses were the first PAL of modern design. Bernard Maitenaz, patented Varilux in 1953, and the product was introduced in 1959 by Société des Lunetiers (now Essilor). The first Varilux lenses' surface structure was however still close to a bifocal lens, with an upper, aberration-free half of the surface for far ...

  4. Essilor - Wikipedia

    en.wikipedia.org/wiki/Essilor

    Varilux is a brand of progressive lenses for people with presbyopia-correcting their vision at near and far distances and in between. Engineer Bernard Maitenaz invented the lens and in 1959 it was the first progressive lens available on the market.

  5. Shares in EssilorLuxottica fell on Friday after the maker of Varilux lenses and Ray-Ban glasses pushed back the date to reveal its long-awaited post-merger plans amid speculation of an internal ...

  6. Exclusive: Third Point builds stake in Ray-Ban maker ... - AOL

    www.aol.com/news/exclusive-third-point-builds...

    Third Point, run by billionaire investor Daniel Loeb, is targeting EssilorLuxottica amid a power struggle inside the world's largest lenses and glasses manufacturer, following its formation last ...

  7. Corrective lens - Wikipedia

    en.wikipedia.org/wiki/Corrective_lens

    A corrective lens is a transmissive optical device that is worn on the eye to improve visual perception. The most common use is to treat refractive errors: myopia, hypermetropia, astigmatism, and presbyopia. Glasses or "spectacles" are worn on the face a short distance in front of the eye. Contact lenses are worn directly on the surface of the eye.

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