Visual angle of in connection with brightness and contrast

The angle of visual is an other important parameter: also in this case various modalities of measurement exist. The pubblicizzati angles of visual refer in kind to the maximum angle under which the screen can be watched maintaining one "acceptable" brightness and a contrast: the degree of "acceptability" can be liberations established from the producers, for which it is possible that the data supplied from various producers have mean to you various. As an example, the limit is in kind characterized from a 10:1 contrast, for which a sure angle of visual is obtained; if it is considered instead 5:1, the angle of visual will increase, also referring to same identical panel CL with the same identical characteristics.