What If Eyeglasses Lenses Turn Yellow Color?
We wear a pair of glasses for long time,the glasses lenses will turn yellow color,do you know why? Here told you:On the one hand, it is because the wearer has been wearing the lens for too long; on the other hand, the oil on the wearer's faceismore vigorous (such as oily skin), which penetrates into the lens and causes the lens to turn yellow.This kind of yellowing situation,no matter what brand you use, what kind of material of the lens, can not change.And the longer you wear them, the more likely they are to turn yellow.What happens when the lens turns yellow?
The most direct way is to change the lens, you wear your lenses for long time, the more likely they will deteriorate.After the lens deteriorates, its optical performance will subsequently weaken, and even lead to vision loss in severe cases.So, if your glasses are yellow color , you need change them,in usual,we suggest the people who wear glasses to change it in 1-2 years.It is benefit to protect your eyes.And wear lens for a long time, there will be scratches and other wear conditions, there are scratches of the lens will affect the vision, so it is better to replace the lens in time.
Special cleaning :
If you don't want to change your lenses, try using a special lens cleaner to "de-yellowing" your lenses.Or use ultrasound to clean the lens. Of course, ultrasound doesn't always clean the lens, and if the lens has been yellowing for too long, ultrasound doesn't help.A laser is used to test the optical performance of the lens to see if it is affected by the yellowing of the lens.
If the impact is large, it is recommended to change a pair of lenses;If the impact is minimal, clean the lenses!
So if you eyeglasses lenses turn yellow color,it is better way to change your lenses and go to glasses shop regularly to do a visual function check.
