AUGUST 2007 RXPERTISE Searching For Specials WILL DIGITAL SURFACING BE THE ANSWER? I own a small chain of pediatric dispensaries and during the past 22 years, we have filled enough unusual prescriptions that the unusual has become the norm. We use progressives very selectively and do only finish work in my lab. Digital surfacing, the […]

APRIL 2016 LENSES The Other Side of Free-form, Part Two of Two FREE-FORM LENS VARIETIES Another common misunderstanding is that free-form lenses are synonymous with back surfaceprogressives (PALs). That’s definitely wrong. The following suggests potential designs availablethat can be produced in virtually any index and sometimes as photochromic or polarized. The opportunity exists to free-form

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MARCH 2015 LENSES Walach Receives Patent for Free-form Bifocal LARGO, Fla.—Michael Walach, the president of Quest Optical Specialty Lab in Largo, Florida has been granted U.S. patent number 8,931,898 for a free-form bifocal lens that he designed called the Easy Top. Walach believes the new free-form Easy Top (ET) lens will significantly enhance the bifocal

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