The Digital Photographer's Guide to Filters

This book on photographic filters for the digital age explains when and how to use traditional hardware filters, and how to achieve the same effects with software; explores the creative possibilities of using filters, including digital filter effects that were impossible on film; and includes comprehensive advice on choosing a filtering system, polarizing filters, white balance, neutral density filters, graduated filters, soft-focus filters and close-up dioptres, as well as in-computer correction, enhancement and special effects.