Photoshop
Digital Graphics
Related Links
- Adobe Online: Technical Guide, The RGB (CMY) Color Space
(http://www.adobe.com/support/techguides/color/colormodels/rgbcmy.html) - Adobe dives into color theory and builds your understanding of the RGB colour space from the ground up. You will understand the differences between RGB, CMYK and HSB/HLS colour spaces and what makes them similar as well.
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Kodak: Digital Learning Center
(http://www.kodak.com/US/en/digital/dlc/index.jhtml) - View free online courses from Kodak about digital technology. Chapters you should definitely read include Vector Graphics, bit-depth, resolution, and a mini-quiz. Don't miss out the chapter on colour theory either!
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About.com: Resolution Inch by Inch - Deciphering SPI and PPI and DPI and LPI
(http://desktoppub.about.com/library/weekly/aa101800a.htm) - Although written for desktop publishing professionals, this article on image resolution helps de-mystify the confusion about different image resolution measurements: SPI, PPI, DPI, and LPI.
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PNG (Portable Network Graphics) Home Site
(http://www.libpng.org/pub/png/) - Everything there is to know about the PNG format, including its history, current status, and applications and browsers that support it.
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