Files in JPEG format
can be downloaded and imported directly from documents using copy
and paste. They can also be edited using
packages such as MS Paint or Adobe Photoshop. The quality
of the image is proportional to the size of the file (kb) ( or
Vector format images are for professional use (computer-assisted
publishing, Prepress). Postscript files (AI) can
be published using specialist software such as Adobe Illustrator.
The colours are in
CMYK format and can be used directly for four-colour
printing. Optimal image resolution ()
is preserved, whatever the size.