The human eye is an organ of the sensory nervous system that reacts to visible light and allows the use of visual information for various purposes including seeing things, keeping balance, … Meer weergeven

The visual system in the human brain is too slow to process information if images are slipping across the retina at more than a few degrees per second. Thus, to be able to see while moving, the brain must compensate for the motion of the head by turning the … Meer weergeven

Eye irritation has been defined as "the magnitude of any stinging, scratching, burning, or other irritating sensation from the eye". It … Meer weergeven

Humans have two eyes, situated on the left and the right of the face. The eyes sit in bony cavities called the orbits, in the skull. There are six extraocular muscles that control eye … Meer weergeven

Field of view
The approximate field of view of an individual human eye (measured from the fixation point, i.e., the point at which one's gaze is … Meer weergeven

The adjustment to close-range vision involves three processes to focus an image on the retina.
Vergence movement
When a … Meer weergeven

The human eye contains enough complexity to warrant specialized attention and care beyond the duties of a general practitioner. These specialists, or eye care professionals, serve different functions in different countries. Eye care professionals can have … Meer weergeven