Save file as Image

 "File" -"Save a Copy"-"Type" can be used to export the image in the working window to an image file. The two important setting of the image is the output dimension and the resolution. In general, a suitable dimension is size choosing variable with height equal to 4.5 in and width equal to 5.5 in and the acceptable resolution is 300 dpi.

For example, the shaded image configuration of a jpeg image