Sinonimi: field of regard
All of the points of the physical environment that can be perceived by a stable eye at a given moment; SYN. field of regard.
Area that can be seen without moving the head or eyes. When both eyes are open and looking straight ahead it is known as the binocular visual field; if only one eye is used it is uni-ocular. Away from the center of the visual field white objects show up much better than do colored ones.