Understanding your eyes What weighs 7 grams, is on average an inch across, has over 2 million working parts, and is more than 550 million years old? No, it’s not some corny joke pulled straight from a Christmas cracker. The answer is as real as the world you see around you. Given that hint and the title of this article, you may have guessed I’m talking about the two spherical organs found above our cheek bones, known in nature as ‘camera-type eyes’….
Tag: cornea
How exactly does laser vision correction work? [VIDEO]
Laser vision correction works on the principal whereby when light enters the eye, it is bent incorrectly to meet at a finite point at the retina, so by applying a laser to the surface of the eye we are able to change the shape of the surface of the eye to correspond to the refractive error that the patient has and thereby allowing the light to be properly focused, so that it reaches the actual retinal plane in a very precise manner….
