By Pete Hanlin, ABOM
There has been a dramatic—and undeniable—shift in the visual demands placed on the average person over the past few decades. Basically, many presbyopes now live a large portion of their vocational life in a “visual box” that extends two to six feet in front of their eyes—and traditional PALs are not designed for the amount of time that patients spend within the "box". (Reprinted here from an '09 CE course)
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