Visual Acuity

Multiple Sclerosis
Multiple Sclerosis
Multiple Sclerosis Multiple Sclerosis is a disease that bewilders us all.. There is no known cause. We do know that MS (multiple sclerosis) is a disease where the myelin breaks down and is replaced by scar tissue. The demyelination can slow down or block the flow of signals to and from the central nervous system to the rest of the body, impairing such functions as vision, strength, and coordination.1 While we do know what MS is we still don't know why, where and when people contract the disease
Blindness
Blindness
Blindness The term blindness implies total or partial loss of vision involving both eyes. The exact level of vision defined as blindness, however, varies in different countries because of differing legal or social requirements. In the United States, blindness is defined as unimprovable vision of 20/200 (6/60) or worse. This means that an individual is generally considered blind who, even with the use of ordinary eyeglasses, can see no better at 20 ft (6 m) than a person with normal vision can se
The Human Eye In Space
The Human Eye In Space
The Human Eye In Space Human visual hardware is a result of a billion years of evolution within the earths atmosphere where light is scattered by molecules of air, moisture, particular matter etc. However as we ascend into our atmosphere with decrease density, light distribution is changed resulting in our visual hardware receiving visual data in different format. Some Aspects to Consider: 1. Visual acuity is the degree to which the details and contours of objects are perceived. Visual acuity is