Standard spectacle lenses perform best at their centre, but they tend to distort towards their edges. This can be seen when you look through the sides of your own lenses (away from the centre) The challenge of lens designers is to improve lens performance over the largest possible area. As a result lenses are increasingly …
«Palming» — Deeply Relax and Sharpen Your Vision With This Simple Technique By Greg Marsh, CNVT This short article was originally published on mercola.com You’ve probably done it without thinking… placed your hands over your eyes when you were excited, frustrated, fatigued, or had other strong feelings. It turns out that «palming» is one of …