How do you feel when you put on ok glasses? Generally, you will feel that it depends mainly on the individual.
Orthokeratology glasses can't be worn backwards! Because the fitting of orthokeratology lenses is not only "tailor-made" according to myopia, corneal shape, corneal diameter and other parameters and the actual fitting situation. Every shot is different.
Therefore, you can't wear it backwards! This is why a pair of corneal transplant lenses will have different colors, which is easy to distinguish.
If the left and right eye lenses of orthokeratology lens are worn backwards, the most obvious reaction is that the comfort is reduced and the vision is blurred. Serious conditions may occur: redness of eyes, pain of lens removal, corneal injury, etc. If the radian and unevenness of the eyes are too different, dizziness and ghosting will occur.
What's it like to wear OK glasses backwards? When the "size" of the left and right glasses is close, it is not easy to find. Generally speaking, there is no obvious discomfort in the eyes, and the vision during the day will not be greatly affected. If the "size" of the left and right glasses is very different, there may be the following performances: it is easy to appear at night. After wearing it, the foreign body sensation is enhanced and the eyes are uncomfortable. After washing the lens again, the symptoms did not relieve. In addition, after wearing glasses, it is found that the lens is easy to shift, and in extreme cases, symptoms will appear, such as waking up in the middle of the night.
If the left eye and right eye of OK glasses are upside down all night, it is easy to have an early layer; Eye discomfort such as blurred vision, ghosting and dizziness, such as redness and pain. (The main reason is that the shape of the cornea does not match the size of the lens, leading to special corneal changes or hypoxia. )
Generally speaking, if the child hangs the camera upside down, the above symptoms will appear. You should go to the hospital as soon as possible. The doctor will make suggestions according to the patient's condition. Don't wear it until the cornea returns to its normal shape.
Parents need not worry too much. A mistake will not cause substantial damage to their eyes. But you should pay more attention to everyday wear. If it is found that the wear direction is opposite, it should be corrected in time.
The main points for attention when wearing OK glasses are as follows:
1. Carry out nursing operation in strict accordance with the doctor's advice.
2. Check the condition of eyes and lenses regularly. If the lens has related problems, it needs to be replaced according to the doctor's advice.
3. Orthokeratology is a contact lens after all. In some special cases, such as colds and rhinitis, it is recommended to stop using them temporarily and wear them after recovery.
4. Orthokeratology is a kind of contact lens with long service life. It should be replaced regularly according to the doctor's advice to ensure safety and effectiveness.
In addition, the plastic mirror is a customized medical instrument. It is recommended to choose a medical institution with formal medical qualifications for inspection and installation.