Meaning of water content in contact lenses.
Low water content contact lenses for dry eyes.
These contacts have a 33 water content providing comfort for dry or gritty eyes.
Biofinity s lenses are made for monthly wear making them a tad easier on the wallet than daily lenses.
Consequently oxygen permeability is an extremely important characteristic of contact lenses especially contact lenses for dry eyes.
Others are more comfortable with lenses that have a high water content.
They offer a more gradual transition between near and far correction as opposed to bifocals which have a sharp transition between the two.
Water content makes a difference.
If your eyes feel dry ask your eye doctor if changing to lenses with a different water content might help.
Sure having dry eyes means the tear film meant to moisturize your eyeballs isn t working as well as it should.
High water content up to 90 hydrogel contact lenses for more sensitive eyes.
As a rule with conventional soft contact lenses the greater the water content the more oxygen can pass through the lens.
Contact lens wearers who are more prone to dry eye syndrome will find contact lenses with a lower water content more comfortable to wear.
The material is ideal for anyone with dry eyes because it creates a bond with the water molecules within it to retain the water.
Chart of water content and oxygen transmissibili ty dk t.
The water content of a soft contact lens can vary greatly from 38 water to over 70 water so consult with your eye doctor to be sure you re using the contacts that are best.
Is higher water content in contact lenses better for dry eyes.
It s a misconception that dry eyes and contact lenses are like oil and water.
Mid water content up to 60 hydrogel contact lenses suitable for most users.
This is very important for lens convenience and healthy eyes but high water content lenses may be more fragile so are most likely to tear with frequent handling.
High water content lenses are lenses with more than 50 water whereas low water content lenses have less than 50 water.
Contact lenses with a lower water content dehydrate less on the eye than do lenses with a high water content so they could be better for people with dry eyes.
Contacts with a high water content have a higher oxygen.
Alcon s air optix aqua multifocal lenses are monthly contacts that correct near and far vision for dry eyes.
High water content lenses contrary to popular belief are generally not the best for dry eyes.
6 lenses per box.
High water content lenses are more likely to cause dry eye than those with low water content.
The material used to create these lenses is a high performance silicone hydrogel which contains the company s aquaform r technology.