How histograms can help you control key factors that affect exposure levels. Correct exposures are the first step towards usable image files and the histogram displays provided in most digital cameras ...

Tips for using the Levels adjustments in an image editor to control brightness, contrast and colour balance. All image editors provide fairly similar tools for adjusting image brightness and contrast, ...

Materials Two sheets of A1 white paper, charcoal, an old cotton rag, a soft brush, plastic rubber, putty rubber, A3 white cartridge paper Subject 1-3 objects of your choice When Michelangelo was ...