<html><head></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><div><div>On Nov 13, 2009, at 3:53 PM, Robert Krawitz wrote:</div><blockquote type="cite"><div><font class="Apple-style-span" color="#000000">...</font></div></blockquote><blockquote type="cite"><div>If nothing else, full 16-bit data paths (enabling adjustments at the<br>application level to preserve sufficient precision) and some kind of<br>unmanaged RGB, CMYK (if appropriate for the device), and DeviceN<br>inputs should be available.<br></div></blockquote></div><div><br></div>Unmanaged ("device") RGB and CMYK have limited usefulness (particularly RGB) because they a) don't actually represent the device colorspace and b) don't provide a way to calibrate the color separation done by the printer or driver.  Thus, you can tweak the colors on a particular set of media or ink, but you can't use completely different inks or media without replacing the driver or (in many cases) printer.<div><br><div><div> <span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Monaco; font-size: medium; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; "><div>___________________________________________________</div><div>Michael Sweet, Senior Printing System Engineer</div><div><br></div></span><br class="Apple-interchange-newline"> </div> <br></div></div></body></html>