What are the different types of contact lenses? Contact lenses can be grouped together based on several characteristics: Lens material — Soft, gas permeable (GP) or hybrid Oxygen permeability — “Silicone hydrogel” lenses like clariti 1 day offer high levels of oxygen to your cornea, and are what most newer lenses are […]
Continue readingThe Brain and the Eye – How They Work Together
The eye works like a camera. The iris and the pupil control how much light to let into the back of the eye, much like the shutter of a camera. When it is very dark, our pupils get bigger, letting in more light; when it is very bright our irises […]
Continue readingOcular Hypertension
Ocular hypertension occurs when the pressure in the eye (known as intraocular pressure) is above the range considered normal (often defined as above 21 mm Hg). It is distinguished from glaucoma, a more serious eye condition, in that there are no detectable changes in vision, no evidence of visual field loss, […]
Continue readingTeens and Contact Lenses: What Parents Need to Know
These days, eyeglasses can look pretty cool. Still, the day may come when your son or daughter asks you for contact lenses. How old do you have to be to wear contact lenses? There is no age limit: babies can wear them, and so can seniors. Many eye care professionals […]
Continue readingEyes – how your eyes work
When you look at an object, the light from it enters your eye through the pupil. The iris changes the size of the pupil, depending on how bright the light is. The lens focuses the light onto the back of the eye: the retina. The retina is a mass of light-sensitive neurons, […]
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