контактные линзы длительного ношения

Proceeding from told, Бэйтс judges, that glasses bring to the person harm big or small, but nevertheless harm. *Человек, explain{speak} Бэйтс, cannot see through them if it{he} does not make a degree of anomaly of a refraction which they should correct. However, рефрактивные anomalies in an eye which is given to itself, are never constant. Hence, if the person provides to itself good sight with the help concave, convex or астигматических lenses, it means, that it{he} keeps constantly certain degree of anomaly of a refraction which in other conditions would not be kept those. Unique result of such situation it is necessary to expect deterioration of a condition. Experience shows, that is usual and происходит.* Подробнее...

Meanwhile, means of protection of eyes from surplus of light have been stipulated by the nature. A safety role here have been called to play веки which can approach, and the pupil, which size can decrease, adjusting thus quantity{amount} of light acting in an eye. Only at very bright illumination, for example, at electric welding, on a beach, in desert or snow-covered space where the beams of the sun reflected from a surface multiply force of light falling in eyes, there is a need{requirement} for sunglasses. Such need{requirement} can arise and at drivers at long trip on a motorway in solar weather when the sight all time is chained to road. Reflection of light from it{her} in such cases not so pleasantly for eyes which have not passed a special rate of preparation through соляризацию. Подробнее...