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After many years as rivals, Essel and Silor merged on 1 January 1972 to form Essilor, then the world's third-largest ophthalmic optical firm. [1] Its first year of existence was marked by the creation of Valoptec, a non-trading company composed of stockholder managers who held half the company's capital stock, and the purchase of Benoist-Bethiot, a French lens manufacturer specializing in ...
In 1999, Nikon and Essilor have signed a Memorandum of understanding to form a global strategic alliance in corrective lenses by forming a 50/50 joint venture in Japan to be called Nikon-Essilor Co. Ltd. The main purpose of the joint venture is to further strengthen the corrective lens business of both companies.
Varilux. 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 progressive lens to correct presbyopia. The progressive lens is characterized by correcting near, intermediate and far vision.
EssilorLuxottica SA is an Italian-French vertically integrated multinational corporation based in Paris and founded on 1 October 2018 from the merger of the Italian Luxottica with the French Essilor. The eyewear -focused group designs, produces and markets ophthalmic lenses, optical equipment, prescription glasses and sunglasses .
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Luxottica Group S.p.A. is an Italian eyewear conglomerate based in Milan. As a vertically integrated company, Luxottica designs, manufactures, distributes, and retails its eyewear brands all through its own subsidiaries. The company, presently organized as a subsidiary of EssilorLuxottica which formed when the Italian conglomerate merged with ...
Abbe number. In optics and lens design, the Abbe number, also known as the V-number or constringence of a transparent material, is an approximate measure of the material's dispersion (change of refractive index versus wavelength), with high values of V indicating low dispersion. It is named after Ernst Abbe (1840–1905), the German physicist ...
LensCrafters has been a wholly owned subsidiary of Luxottica (which has since merged with Essilor to form EssilorLuxottica), the largest eyewear company in the world, since 1995. [2] [3] At the end of 2018, Luxottica operated 1,158 LensCrafters stores, of which 1,050 are located in North America and 108 are located in China, Hong Kong and India.
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