• He pointed out that in cases of myopia, the image does not cluster well on the retina due to the excessive convexity in the shape of the cornea, so those lenses adjust the curvature of the cornea.  It allows the image to be collected correctly on the retina, and from here the image becomes clearer, which has been proven by experiments and the continuous use of these lenses has helped many to correct this defect.

• These night lenses can be used with young athletes, and with children over the age of eight, as they can play all kinds of sports such as running, swimming and other games without the need for contact lenses.

• This type of sleep lens is also used for cases that do not fit “LASIK”, especially those with a thin cornea with a thickness less than the permissible procedure of LASIK. It is also used for children and adolescents between eighteen years and eight years in cases of wanting to exercise and swim without being bound by glasses or  contact lenses .

• It is also used to stabilize myopia in children, and to prevent its increase with age and unwanted changes.

• These lenses are also used in the treatment of nearsightedness and astigmatism in patients with keratoconus, as improving vision helps to maintain a constant level in the scale of vision if they are used regularly.

• Night lenses also benefit in some cases after LASIK complications, and what results in some cases help to get rid of these complications and treat deficiencies in LASIK operations. The secret of its superiority lies in its ability to maintain vision by at least 50%, and the age of the lens  It ranges from one year to two years and is suitable for treating myopia up to six degrees.

As for the period of treatment with these night lenses, it has the ability to reduce myopia by at least two degrees after using it for one night, and over time the patient gets rid of myopia within a week or two weeks at most and returns his vision to its normal shape, and after a while the patient can perform the LASIK procedure and get rid of Myopia  forever.