To use the calibration greyscale, adjust your monitor so that you can see all the shades of grey, from white to black. Each rectangle step should be visible from clear white to black with ten different shades in between. If not, change the contrast and brightness of your monitor. Return to More Photography Tips!

The image below should appear as a rainbow starting and ending with red. There should be a smooth transition from color to color--with no banding and no little dots.