Focal
Focal
This camera will be used as reference for the relation of Focal Lens and angle views, for the calculation of Depth of Field and for the Ratio of final image to print.
Focal , it is the distance size lens in mm (human eye is about 50 mm) Clicking on Focal , a dialog will be displayed to set the Focal size, accepted values are between 1 and 1200 mm.
Changing the focal lens, dynamically will be update the horizontal angle view, the vertical angle view and the graphic representation of Camera 3D.
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