![Illustration depicts the angle of vision](/images/angle-of-vision-7470/usa-erco-angle-of-vision-intro-2-15.jpg#2022-06-20_18-46-08)
The angle of vision is the angle at which a viewed object is perceived. The reciprocal of the angle of vision is the visual acuity (Visus) and therefore, among other factors, a measure of the legibility of writing.
The angle of vision is the angle at which a viewed object is perceived. The reciprocal of the angle of vision is the visual acuity (Visus) and therefore, among other factors, a measure of the legibility of writing.
Good to know: The unit of the angle of vision å is specified in angular minutes. An angle of one degree can be divided into 60 angular minutes (1' = 1/60°).