Angle of view

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Angle of View - a plane angle, measured in degrees, that is contained in a given plane between the extreme rays passing through a given optical system. For optical devices such as binoculars, it is often defined as the width of the visible area. In the case of human vision, the field of view is more often talked about. Photography

In photography, the angle of view of the lens is the angle between the most extreme light rays entering the camera that is recorded by the camera, and the effect on it is the type of photographic lens used.

The following table shows the diagonal, horizontal and vertical angles for the lens focal length data for standard 36 × 24 mm analogue frame cameras.

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