Colorimetry is properly defined as the technology which exactly quantifies how humans perceive colors. This entails the use of instruments in order to specify the colors with the help of visual standards or spectroscopic as basis. Interestingly, each individual has a slightly different perception of color. Though the colors like blue, red, green and others [...]
The choroid part of the eye is essential in providing the spherical surfaces of the eye with blood and oxygen – it is a “vascular” layer, meaning it contains a network of blood vessels and capillaries. The outside white part of the eye known as the sclera and the inside retinal layer which senses light [...]
Firstly, what is the choroid and where is it in the eye? The choroid is a vascular layer – that’s to say it’s made up of blood vessels and capillaries – that lies between the white part of the eye, the sclera, and the internal retinal layer. If the choroid cannot supply oxygen and nutrients [...]
Mammals, and that of course includes humans, have eyes that effectively contain a blind spot. The blind spot occurs because where the optic nerve connects to the eye there are few if any retinal cells to transmit light messages to the brain. So everyone has a blind spot in each eye and there is a [...]
Eye diseases should not be taken for granted. There are some that can cause blindness and death if left alone and untreated. The following are eye diseases that may start from the eyes themselves: Orbital Cellulitis This is a disease that is restricted in the eye socket. This may be a result of an infection [...]
Exotropia is the opposite of esotropia, both of which are disorders of the eye falling under the general category of a strabismus, commonly known as “cross – eyed”. There are quite a few similar disorders in the strabismus category, but exotropia and esotropia cover specific cases where one eye deviates inward or outward. With exotropia [...]
