Choose A Wide Gamut Editing Space

Today’s inksets can exceed the gamut of even the best monitors in yellows, oranges, and blues. Epson UltraChrome HDR ink on Epson Exhibition Fiber is plotted against sRGB, Adobe RGB (1998) and ProPhoto. The gamut of this image and the print made from it exceeds...
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Editing Spaces Compared

Four standard device-neutral RGB editing spaces compared sRGB – red; Colormatch – green; Adobe RGB – blue; ProPhoto – full color   From small to large, standard RGB editing spaces include sRGB, Colormatch, Adobe RGB (1998), and ProPhoto. Only ProPhoto RGB can contain as much...
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Using ICC Profiles

ICC profiles define a meaning for the numbers used to represent colors in digital images. Without an ICC profile digital files will produce unpredictable and inconsistent results. As a rule, always use ICC profiles. There are a few rules for using ICC profiles. Always assign...
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Simultaneous Contrast

How red is red? That depends in part on its context. We see colors in relationship to other colors in our field of vision. The appearance of any one color is modified by the presence of other colors. (This is a perceptual effect, not a...
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Saturation

One of the most distinctive features of a visual artist’s use of color is their use of saturation. Many photographers are often asked, “Are you a black and white or color photographer?”  (Curiously other visual artist’s are rarely asked this question.) While many people who...
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Share Experience / Share Vision

It was December 2005. We had just made the long crossing of the Drake Passage to Antarctica. On the horizon were enormous icebergs. It was our first view of big ice. We all rushed to deck and began to photograph. I found myself standing shoulder...
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