National Geographic : 1988 Aug
Why VARILUX, not bifocals, are the best answer to presbyopia. How to tell if you are presbyopic. The first symptom most people notice is trouble reading the phone book, or the i menu in a dimly lit restaurant. Later, many experience difficulty focusing sharply on things in the "intermediate" Strange,about an arm's length away. Like Prices on the supermarket shelf, or the instruments on your car's dashboard. -, What about bifocals? Bifocals have two major drawbacks. First, of course, isthe obvious, annoying segment line. Secondly, while bifocals do correct for near and far, they can't help at all in the critical intermediate vision range. VARILUX, the proven, "lineless" alternative to bifocals. Millions of presbyopes all over the world are now wearing a new kind of lens that makes bifocals obsolete. These lenses are called "progressive addition lenses'"and they are manufac tured by VARILUX, the world leader in progressive lens technology. Unlike bifocals, Varilux lenses let you see clearly at all distances. That's because Varilux contain not just two, but an almost infinite number of correc tions, each flowing smoothly and invisi bly, one into the other. So with Varilux your vision flows naturally and clearly from near, to intermediate, to far away. Without disconcerting image "jumps" caused by bifocal lines. mn *Good Housekeeping . Q4E4NTORREEfUND ~ iD E For the location of the Varilux professional nearest you, write or call toll-free 1-800-223-1000 ext. 936. 363-E Vintage Park Drive, Foster City, CA 94404 VARILUX The clear choice over bifocals.