What Do You Know About Contact Lenses?
The scientific name for contact lenses is corneal contact lens also named SCL. Today let's talk about how to wear and how long to wear and who can't wear it and how to clear it after you wear it .
1.The First How To Wear It.
First of all, how to distinguish between the front and the back of the lens is very simple. Put the contact lens on the fingertip lightly, and the perfect round edge like a bowl is the front, ready to wear, as shown in Figure 1.If the edge is tilted outward it is the opposite side, as shown in Figure 2.See Figure 3. Simply hold the contact lens with the fingertip of your right (left-handed users use their left) index finger and make sure the lens is facing up to begin wearing.
Note that the eyes should look ahead and the middle fingers of both hands should pull the upper and lower eyelids apart, as shown in Figure 4. Then attach the lens to the cornea, as shown in Figure 5, then remove the index finger and look down so that the lens is attached to the eye, and slowly relax the eyelids with the middle fingers of both hands.Now that you have successfully placed your contact lens, using two fingers, as shown in Figure 6, gently adjust the position of the contact lens so that it fits more closely with your pupil. Then close your eyes, as shown in Figure 7, and roll your eyes from side to side a few times to make sure the glasses are fully fitted and comfortable.Before removing the glasses, you should also start by washing your hands. At this time, you should look at the mirror with your eyes slightly upward, as shown in Figure 8. Pull open the upper and lower eyelids with the left index finger and right middle finger, as shown in Figure 9.Gently press both sides of the lower edge of the lens with the right thumb and forefinger to slowly remove the lens after arching, as shown in Fig. 10 and Fig. 11.
2.How Long Contact Lenses Can Last When You First Wear Them?
No more than four hours on day one and no more than six hours on day two
No more than eight hours on the third day
The fourth day is not more than ten hours
Day 5 and within 12 hours thereafter
3.Who Can't Wear Contact Lenses?
Contact lens is an implant medical supplies, direct contact with people's eyeballs, so it is called the medical contact lens.If you wear contact lenses for a long time, it will lead to damage and infection of the eyes. The following people should not wear contact lenses: people with eye diseases, people with systemic diseases, women during menstruation, pregnancy, motorcyclists
We need to clean our contact lenses with a special contact lens care solution,when our contact lenses solutions ues out ,what should we do?
Invisible lens nursing fluid is used up, can you replace with mineral water?
Can't.Contact lens solutions can kill bacteria, moisturize and remove protein deposits, while mineral water does not have these effects.
