How Things Work
How Things Work: The Lens
The lens is an important part of an extremely complex human visual system. The eye is made up of several clear structures that light must traverse on its journey to the retina (at the back of the eye) to be perceived as a clear image. To reach the retina, light must...
Newly Released Sensity Light Reactive Lenses
What are Sensity lenses? Sensity lenses are photochromic lenses, which darken when exposed to sunlight. So whenever you step outside wearing these lenses, they will respond to light by darkening and become clear when you return indoors. Why would you want Sensity...
How Biofinity Energys Contact Lenses Can Help You Reduce Digital Eye Strain
Do your eyes feel tired after using your computer, tablet, smartphone, or iPhone? Did you know that you may be experiencing digital eye strain? According to The Vision Council’s 2016 report, many Americans suffer from digital eye strain. Nearly 8 of every 10...
5 Ways Your Eyes Can Make Driving Unsafe
This is the 3rd installment in our series on improving eyesight while driving. Last month we covered sources of glare outside of the eye; now we are going to cover the ocular anatomy & how glare can be caused by the eye itself. The goal for you and your eye doctor is...
How Things Work: Tears
Tears: what a wonderfully peculiar function of the incomprehensibly complex human body. We normally correlate the act of crying tears with our extraordinary range of human emotions. We shed tears of joy, tears of sadness, tears of pain (aptly named "emotional...
Conditions We Treat: Refractive Errors
Have you ever visited the eye doctor with complaints about the quality of vision, and after their examination they informed you that you have a “refractive error?" "In nature, nothing is perfect and everything is perfect." - Alice Walker In a perfect world, the light...
How Things Work: The Iris
The most visibly striking feature of the human eye is the iris, the colorful part of the eye encircling the pupil. The pupil is the black “donut hole” in the center of the iris. On a microscopic level, the iris is a beautifully weaved, textured mesh of peaks and...
How Things Work: The Cornea
The cornea is the clear, dome-shaped covering over the colored part of the eye. About the thickness of a fingernail, this transparent tissue is made up of five layers (namely, epithelium, Bowman's membrane, stroma, Descemet's membrane, and the endothelium - if you're...
How Things Work: The Retina
This month's How Things Work feature focuses on the retina. When light passes through a healthy eye, the tissues in front of the eye adjust the light so that it comes to a focal point at the back of your retina, called the macula (or fovea). This visual information is...
How Things Work: The Optic Nerve
New this year, we're introducing a new, educational blog series called "How Things Work," and through it we will be covering the various and wonderful workings of the human eye and vision system. First up, we have the Optic Nerve. How, exactly, do we see? Well, that's...