Through the glasses of a grid is the eye trained and strengthened sight even if that sounds contradictory, is here to improve an effective way to sight and well being. While normal glasses improve the visibility and please the eye, these are even counterproductive for the preservation of eyesight. Grid glasses is, however, promotes the eye muscles and trained the brain. Indigenous peoples knew that grid glasses already we can also benefit from the knowledge of indigenous peoples. To sharpen the vision in stressful situations, carved slits people in bones or shells.
As the effect as an even better sunglasses makes popular grid glasses in everyday life. Instead of reducing the spectrum of sunlight, the grid goggles reduces only the amount of light. A dot pattern on the center of the retina, resulting in the hole glasses or goggles of the grid while the eye strives to use the retina Center to watch. Thus must eye and brain in the Combination put together the individual points to an image and are thus trained. By the increased mobility of muscles, hence a more relaxed position of eyes is possible. Thus, the appearance of less is tiring. Prevents the grid glasses are tired eyes by headaches and tension, so also, vision is impaired in addition to well-being. Also non – eyeglass wearers can use the grid glasses, to prevent any impairment of the eyes.