Contact Lens Research

Most Recent Articles

What is an Eye’s Iris?

By Dr. Edwin R. Wallington | 09/16/2023

Iris Defined The iris is the part of the eye that gives it color, such as in blue, green, hazel, or brown eyes. It is composed of pigment, connective tissue, and muscles (which control the size of the pupil – the black hole in the center of the iris – of the eye). It is…

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What is an Eye Pupil?

By Dr. Edwin R. Wallington | 09/16/2023

Pupil Defined The “pupil” of the eye is the hole created by the iris (the color part of the eye) through which light is allowed to travel from the front of the eye to the back of the eye. The term “pupil” stems from the Latin word “pupilla” which originally meant, “little girl-doll”. The Greeks…

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What is a Cornea?

By Dr. Edwin R. Wallington | 09/16/2023

Cornea Defined The clear dome over the iris (the color part of the eye) is called the cornea.  Another structure of the eye that the cornea is actually consistent with, the sclera, is also made up of hard collagen. Together, the cornea and sclera form the fibrous outer layer of the globe of the eye. …

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What is a Retina?

By Dr. Edwin R. Wallington | 09/16/2023

Retina Defined The word “retina” means “net-like”. When light enters the eye, it passes through the tears, cornea (the clear dome over the iris – the color part of the eye), the pupil (the black dot in the center of the iris which is actually a hole for light to enter into the eye), through…

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What is a Fovea?

By Dr. Edwin R. Wallington | 09/16/2023

Fovea Defined The word “fovea” means “depression” or “pit”. There is also a tiny point (about the size of tip of a pin) on our retina in the back of our eye (directly behind the pupil) called the fovea, because it is an area of the macula that is depressed a little, like a tiny…

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The Parts of Your Eye (Eye Anatomy)

By Dr. Edwin R. Wallington | 09/16/2023

Our body has five main senses:  The eye is the vision sensory organ. What actually perceives this sensory information, however, is the brain. All of our sense organs report to the brain for processing, understanding, considering, and responding to the information sent. The brain is also responsible for all of our thinking, remembering, moving, balancing,…

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How Does the Eye Focus?

By Dr. Edwin R. Wallington | 09/04/2023

How Does the Eye Work? Light is divergent in nature. Which means that any light that enters into our eye is “out-of-focus” and needs to be brought back into FOCUS. The cool thing about the eye is that the front one-third of the eye has the potential to converge light into a perfect focus onto…

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Taking Out Contact Lenses: Step by Step Process

By Dr. Edwin R. Wallington | 08/29/2023

Removing contact lenses from your eyes tends to be easier than putting them in. The goal when inserting a lens is creating a seal with the rim of the lens on the eye, while the goal of removing it is safely breaking this seal. There are many ways to go about breaking the seal, but…

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Putting In Contacts: Step by Step Process

By Dr. Edwin R. Wallington | 08/29/2023

The biggest hurdle that you will have wearing contact lenses is learning to handle them, especially putting them in. Long time wearers make it look easy, as if they could flip the contact lens into the air like a coin with their thumb and catch it on their eye perfectly without much work. And, truth…

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Myopia (Nearsighted): Causes, Signs, & Treatment

By Dr. Edwin R. Wallington | 08/01/2023

What is Nearsightedness (Myopia)? Myopia, also known as nearsightedness, is an optical condition of the eye that causes vision to be blurry when looking at things that are far away.  Therefore, myopia is also referred to as being nearsighted, as in, “I have near sight. I can see things that are near to me. I…

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