Contact lenses are medical devices worn directly on the cornea of the eye. Like eyeglasses, contact lenses help to correct refractive errors, providing a safe and effective way to correct vision when used with care and proper supervision. For certain conditions, contact lenses may be considered medically necessary.
There is no evidence that your computer screen, tablet, smart phone or other digital devices are harmful to the eyes. Nevertheless, as more and more of us are using these devices for longer periods of time, we find more people experiencing blurry vision, fatigue or eye strain.
Low vision — a condition characterized by a level of vision that is 20/70 or worse and that cannot be fully corrected with medical treatment, surgery, or conventional glasses. Unlike total blindness, most individuals with low vision have some useful sight.