Printing Digital Images Chapter VI Introduction to Digital Storage Page 8 of 14 Standard targets are available for color scanners. Some people use these targets to calibrate their scanners. When used with color management software, they can also characterize a scanner and create a device color profile.
Instruments are available to measure light output from color monitors.
Some of these simply calibrate the monitor, measuring white point and gamma. When coupled with software, adjustments can be automated. Different levels of monitor control and accuracy are attainable. A generic monitor profile coupled with a calibrated monitor creates a fairly reliable display. Characterization software, colorimeters, and precision transforms provide the best control among these options.