> I'm using scanimage to make the most accurate scans I can and I have a > few questions. ?Many thanks to anyone who can help with any of these > issues. > > ICC > I've posted on this subject before and Allan told me I should scan a > color target along with my scans so I can apply an ICC profile. ?Can I > order a color target online? ?Is there a particularly one to get? > > white marks > I'm getting vertical line artifacts whenever I scan the back of a CD. > I've attached an example of this. ?Allan told me I should calibrate > the scanner, but I've checked the manual, searched the unit's front > panel, Googled, and called Epson but there doesn't seem to be a > calibration procedure. ?Does anyone know how to set up a "white marks" > target to eliminate the artifacts? > > gamma table > I saw mention of gamma tables in the scanimage man page. ?Is it > necessary to use a gamma table for accurate scans? > > scaling artifacts > When I started scanning at 600 resolution instead of 300, I noticed > patterned artifacts would appear on the images if they were zoomed to > certain levels. ?For example, the artifacts appear at 50% zoom level > in both gimp and gthumb but not at 25% or 100%. ?It seems like this > might have to do with the tiny dots that make up the printed images > I'm scanning? ?Can I prevent it from happening? > > - Grant
Can anybody help me out with any of this stuff? Is there no way to make accurate scans in Linux? - Grant
