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Re: [colorvision_group] Re: spyder2express

2006-12-08 by CDTobie@aol.com


In a message dated 12/7/06 5:35:57 PM, mick094m@... writes:


So I will tell Epson that there pigment inks are useless according to
you think they will be very pleased with that, also I have followed
the instructions and have printed to your bloody useless profile to
get these results and I never said anything about adjusting anything
on screen your produst supposed to do it automatically,don't send any
replies to this I am selling your product on and would never ever
encourage anyone to purchase them they are rubbish and also the so
called technical responce is the same.........repeat no reply needed
from you


Not sure its useful to an emotional post, as its probably not about technical issues; but I'll at least make one more stab:

First: monitor profiling software (from ColorVision or anyone else) does not magically fix your images. It makes the representation of them on screen appropriate, so that you can adjust them visually, and have some faith they are now correct. If you view the same image on screen, with a custom monitor profile, and with an AdobeGamma monitor profile, and then print them each time, getting differing results, you have an error in your process somewhere as THE MONITOR PROFILE HAS NO EFFECT ON THE PRINT. That is: unless you adjust the image visually, while using that monitor profile, which is what the profile is for.

Second, I never said that Epson pigment inks are useless. I use them for the majority of my printing. They are metameric, and will show differing color effects under different lighting. I was printing a shot of a historic Indian motorcyle at PhotoPlus, and moving the image from the 5000k proofing box, to the show floor lighting changed the lovely red of the bike an ugly rust color. Thats metamerism. Thats why I suggest that using "daylight" is not ideal. The sun alone, at midday, is about 5000k. Add the blue sky reflection to this and its a significantly higher 6500k. Move to open shade, where its blue-sky-only (and oddly, what a lot of people use, and call 'daylight) and its about 9300k; EXTREMELY blue!

Interestingly, Epson, HP, and Canon have all come up with non-metameric options for printing B&W images in the latest generation of graphics printers, by minimizing the color ink (and especially the yellow ink) in neutrals printed through their drivers. Thats what makes PrintFIX PRO 2.0 able to produce gallery quality B&W on the same printer that it can produce color prints. I mention this, as users get confused about claims or metamerism, or the lack or metamerism, and don't always realize that the lack if it is in the neutral prints; once you add lots of color into the image, the metamerism is still there...

Lets see, is there anything else I can respond to here? I guess the only other item I can comment on is that untold thousands of users find our products useful, so you might want to consider that you need to learn more about color management, color workflow, and color printing methods, instead of kicking the dog in frustration... or the Spyder, in this case.

C. David Tobie
Product Technology Manager
ColorVision Business Unit
Datacolor Inc.
CDTobie@...

www.colorvision.com

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