Different Types of Contact Lenses
Contact lenses are a superb decision for almost any individual who needs vision adjustment and doesn’t have any desire to wear eyeglasses full time or go through LASIK medical procedure.
Here are the rudiments you should think about contact lenses prior to seeing your eye specialist (you are keen on wearing contacts). Visit myeyebb
Contact lenses materials
The best option when considering contact lenses is which lenses material will best fulfill your requirements. There are five kinds of contact lenses, in light of sort of lenses material they are made of:
Delicate lenses are produced using gel-like, water-containing plastics called hydrogels. These lenses are exceptionally slender and flexible and adjust to the front surface of the eye.
Silicone hydrogel lenses are made of a high level sort of delicate contact lenses material that permits more oxygen to go through the viewpoint and arrive at the front surface of the eye. Silicone hydrogel contact lenses are currently the most mainstream kind of contact lenses.
Gas penetrable lenses. Additionally called GP or RGP lenses, these are inflexible contact lenses that keep up with their shape on the eye, empowering them to address astigmatism and other refractive mistakes. Gas porous contact lenses regularly are more modest in breadth than delicate lenses and are made of exceptionally oxygen-penetrable materials. It as a rule requires some investment for your eyes to conform to GP lenses when you initially begin wearing them; yet after this underlying variation period, a great many people discover GP lenses are just about as agreeable as delicate lenses.
Mixture contact lenses have an unbending gas penetrable focal zone, encircled by a “skirt” of hydrogel or silicone hydrogel material. They are intended to give wearing solace that rivals delicate or silicone hydrogel lenses, joined with the completely clear optics of GP lenses.
PMMA lenses are inflexible contact lenses that appear as though GP lenses yet are made of a plastic material that isn’t oxygen porous. PMMA lenses were ordinarily recommended years prior, yet basically have been supplanted by gas porous lenses.
Contact lenses wearing time
There are two classes of contact lenses dependent on suggested wearing time:
- Every day wear contact lenses — These should be taken out daily before rest.
- Expanded wear contact lenses — These can be worn for the time being (for a predetermined number of days).
“Nonstop wear” is a term that is now and again used to depict expanded wear lenses that are worn 24 hours out of each day for up to 30 back to back days.