Search results
Results from the WOW.Com Content Network
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.
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 vision and a rather large "segment" for clear near vision.
[note 12] For some Restoration Anglicans, both those promoting enforced anti-extremism and latitudinarians, and into the Age of Enlightenment, Erasmus' moderation represented "an alternative to the belligerent Protestantism that characterized English political and social discourse". [59]
The Fresnel lens was introduced for use in lighthouses around 1823. Generally, keeping the lens historically preserved, rather than restoration to period, will reduce stress on the lens and keep some of the lens's story intact (e.g. chips of the glass that are documented in historical light keeper's notes).
You can find instant answers on our AOL Mail help page. Should you need additional assistance we have experts available around the clock at 800-730-2563.
Work on the conservation and restoration of Leonardo da Vinci's The Last Supper mural, much of it more harmful than helpful, has been carried out over many centuries, and continues. Completed in the late 15th century by the Renaissance artist Leonardo da Vinci , the mural is located in the refectory of the Convent of Santa Maria delle Grazie ...
Louisa Maria was born in 1692, at Saint-Germain-en-Laye in France, four years after her father had fled England never to return. [3] Owing to the huge controversy which had surrounded the birth of her brother, James Francis Edward, with accusations of the substitution of another baby in a warming pan following a still-birth, James II had sent letters inviting not only his daughter, Queen Mary ...
Her strongest results came in Courcelles-lès-Lens (48.71%), [242] Noyelles-Godault (47.85%), [243] and Hénin-Beaumont (44.54%, 4,729 votes). [244] According to political analysts, Le Pen's strong showing in the constituency was a result of economic and social issues like de-industrialization, unemployment and a feeling of abandonment, rather ...