The 2 classes of contact lenses
Exhausting lenses are made out of silicone polymers which facilitate the move of oxygen to your eyes. This materials is inflexible which reinforces the sturdiness of onerous lenses. It additionally implies that they’re more likely to maintain their form.
Mushy contact lenses are made from a plastic polymer that may mix with water. The water in mushy lenses permits oxygen to go via the lens to the attention. This will increase consolation for the wearer.
There are two type of mushy lenses; every day disposable mushy contact lenses and prolonged put on contact lenses.
Each onerous and mushy contact lenses sit on the attention’s tear layer and are designed to right imaginative and prescient issues gray colored contacts lenses.
Benefits of Exhausting Contact Lenses
- Exhausting contact lenses don’t dry your eyes out as a lot as mushy ones as a result of they permit extra oxygen to succeed in your eye.
- Exhausting contact lenses are very sturdy. They will final between 5 and 10 years.
- Exhausting contact lenses an right most imaginative and prescient issues
Disadvantages of Exhausting Contact Lenses
- Exhausting contact lenses can take a while getting used to as they are often barely uncomfortable at first
- Exhausting contact lenses will be tougher to place in and take out than mushy lenses
Benefits of Mushy Contact Lenses
- Mushy contact lenses are snug from the primary time you utilize them which implies that it’s simple to get used to sporting them.
- Mushy lenses are simple to suit
- Mushy lenses are often cheaper than onerous lenses
- Mushy lenses could be a downside for individuals who have naturally dry eyes