Changes

[[File:Field of View of Human Eye.jpg|thumb|250px|The size and shape of someone's right eye field of view]]

[[File:Field of View of Human Eye.jpg|thumb|250px|The size and shape of someone's right eye field of view]]

'''Field of view''' is the observable visual extent of a view. It is the space on the retina that is taken by something. Alternatively, it is the [[visual space]] taken by something.

A '''field of view''' is a [[visual space]]. It is the observable visual extent of a view. It is the space on the retina that is taken by something.

Its spatial extent can be measured approximately using an angular measurement, for example using degrees.

Its spatial extent can be measured approximately using an angular measurement, for example using degrees.