Re: linearization creates very grainy output..
2006-09-10 by horstenj
Hi Becky, I m by no means a QTR expert, but I noticed that every time you open the curve creation tab you get the template of a black-only setting, not the
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2006-09-10 by horstenj
Hi Becky, I m by no means a QTR expert, but I noticed that every time you open the curve creation tab you get the template of a black-only setting, not the
2006-09-10 by akominatus
While printing an A3 image on an Epson R1800 using QTR via a Mac, I have twice had the printer stop suddenly, with the following error message appearing: The
2006-09-10 by horstenj
... when trying ... though the ... small that ... Hi Jeff, No, I use the 21-step wedge. But triggered by your reply I have studied the L values I measured
2006-09-10 by Gary Weaver
I am missing something in understanding the curves setup and I wonder if someone can spot my gross error?? I have MIS quadtone inks in the epson 3000. My
2006-09-09 by horstenj
Jeff, Roy, Your postings and my other one have crossed. Thanks for your both replies. Now it s available indeed. I can not completely retrace what went wrong
2006-09-09 by Jeff Kohn
... Are you using the 51-step chart? I sometimes got the same result when trying to linearize using the 51-step test chart. It seems that even though the steps
2006-09-09 by Diane Fields
Tom, I hate to admit a really big DUH on this one. This morning I saw that I had received 5 messages last time I opened my mail but they weren t in my in
2006-09-09 by horstenj
I have struggled somewhat further and found a way to reduce my error rate with the color picker. So that works, but I still appreciate a pointer to a way to
2006-09-09 by Jeff Kohn
I can confirm that the chart-measurement functionality is still available in demo mode when running 5.0.7 on Windows. Make sure the Eye One spectro is plugged
2006-09-09 by Roy Harrington
Hi Joost, Are you sure you have the right eye-one? The Display version does not read patches -- its only a display device. The other typical problem is that
2006-09-09 by horstenj
Hi all, Just got my Eye-one and started eagerly to make my first profile and run into trouble with the Eye-one measumerement tool. The required function does
2006-09-08 by rc14770
Have NK7 inks on a Epson 7600. I am attempting to linearize the Hahn Photo Rag profile. I saved the QTR profile as a different name, used densitometer to get
2006-09-08 by Tom Moore
Diane If you re not receiving email, I presume you re reading the list using your web browser. When you are at the QuadtoneRIP Yahoo group main page, go to
2006-09-08 by Diane Fields
... because ... Yes--I see that it is unclear. And--since I couldn t bring up anything in my search (and obviously have missed some crucial discussions) I
2006-09-08 by Jeff Kohn
... I could swear I replied to your message via the website a day or two ago, but it seems it never showed up so I m not sure what happened. As you discovered
2006-09-08 by horstenj
Daniela, Perhaps way too obvious, but did you calibrate your monitor? You don t mention it on your workflow description. Joost
2006-09-08 by Tom Moore
Hi Diane My guess is that you haven t received a response to your question because the question itself is not quite clear. I m not quite sure what you re
2006-09-08 by Diane Fields
... QTR ... Well, receiving no answer on either not receiving email nor about using QTR with PS/Qimage, I went back to my saved notes over a couple of years
2006-09-07 by Ernst Dinkla
... Roy, After my initial mistake with the CM of Photoshop interfering, even when switched off, there wasn t a problem anymore later on. I kept the conversions
2006-09-07 by Roy Harrington
... I wouldn t say avoid Photoshop. Just realize what it does and use appropriately. With Photoshop the key things are: 1) When you open a file do NOT do a
2006-09-07 by Jeff Kohn
... In the case of matte/rag papers, I ve found I get better results by keeping the image in gray-lab and printing with Gamma slider set to +4. Converting to
2006-09-07 by Jeff Kohn
... It s funny I consider myself pretty knowledgeable in the area of CM, at least for a color workflow using all CM-aware apps. But when you starting mixing CM
2006-09-07 by dgattarino
Hello Jeff, thaks for your reply. I do not understand quite well why it would make any difference between assigning or convertng the image from the scanner.
2006-09-07 by Ernst Dinkla
... Roy, So the main lesson learned is: avoid Photoshop to check Print to File results, even with CM off. The other one: there s no flaw in the Qimage transfer
2006-09-07 by Roy Harrington
... Well, that s easy. For a gray RGB file i.e. R=G=B, the grayscale values are the same as R, G, or B. When it s actually a color image fixed weightings are
2006-09-06 by Ernst Dinkla
... Roy, One way to get some grip on this is by getting the knowledge how QTR does the RGB to Grayscale conversion. Given the print results I get it must be
2006-09-06 by Jeff Kohn
... This scanned TIFF, does it have a profile when you open it? If so why are you assigning the gray-lab profile? Try converting instead. Assign should
2006-09-06 by dgattarino
I have used QTRgui for a while in the WinXP environnment, before giving up not long ago, as my prints never matched the softproof, altough I was quite pleased
2006-09-06 by dgattarino
I have used QTRgui for a while in the WinXP environnment, before giving up not long ago, as my prints never matched the softproof, altough I was quite pleased
2006-09-06 by Diane Fields
I resubbed to this group several days ago--and just checked my membership again. It IS set for emails, addy is correct---but I haven t received the first one.
2006-09-06 by Roy Harrington
Ernst, The trouble with this whole discussion is that there are many settings in all these programs that are left unspecified. ... Presumably the RGB file from
2006-09-06 by dgattarino
I have used QTRgui for a while in the WinXP environnment, before giving up not long ago, as my prints never matched the softproof, altough I was quite pleased
2006-09-06 by dgattarino
I have used QTRgui for a while in the WinXP environnment, before giving up not long ago, as my prints never matched the softproof, altough I was quite pleased
2006-09-06 by Ernst Dinkla
BTW, Picture Window Pro is giving the same conversions as Qimage and TIFFconvert, all with CM off. With CM off the Greyscale RGB Greyscale conversions are
2006-09-05 by jerkankarlsson
Hi, Are there more curves to the epson r1800? Now l´ve only got curves for epson enchanced matte paper. I used to have a for glossy to but now it´s
2006-09-05 by Diane Fields
I was hoping that I could find an answer to this. I ve done a search on both printing with Qimage and PHotoshop with QTR but haven t found anything that
2006-09-05 by jerkankarlsson
... R1800 using ... therefore ordered ... exhibition. ... coming out inverted, i.e. in ... with Quad Tone RIP, ... Piezography to the letter. ... month ago.
2006-09-05 by Ernst Dinkla
... Don t think you used the right solution to get the test correct as far as I can understand it. I also think that you throw away the best part of QTR s ICC
2006-09-05 by Ernst Dinkla
... Roy, Let me start from another point then. Using Photoshop to simulate what goes on in Qimage is tricky. I have to admit that. Now I just do what my B&W
2006-09-05 by Roy Harrington
... Photoshop doesn t really have a CM off mode when you do conversions. What you have set in Color Settings -- the working spaces determines what happens.
2006-09-05 by jkohn_home
... Here s how I tested. I took the 21-step gray chart from QTR s Eye-One folder and printed it to file with CM turned off. Now open both the original file and
2006-09-05 by Diane Fields
I really should stay subbed to this group. I come and go--and obviously miss things. I always print from the QTR GUI---but see that others print from PS and
2006-09-04 by Ernst Dinkla
... Roy, I m not so sure about that right now. I have done this before and I think I made the same mistake again. Qimage actually does exactly the same as
2006-09-04 by Roy Harrington
... I think Ernst may have pinpointed the issue. Grayscale to RGB conversions that happen implicitly behind the scenes aren t well documented. If they go
2006-09-04 by Ernst Dinkla
... It could be that the SpectroCam adaptions I made for Excel will work if you want to do linearising and profiling with your Pulse as well:
2006-09-04 by Daniel Staver
I think the Lyson Cave Paints are designed to match the Ultrachromes. If they are a reasonable match you can use the same curves. I ve used the standard curves
2006-09-04 by Ernst Dinkla
... Jeff, You are correct. With CM off in Qimage and an RGB greyscale target without embedded profile loaded there is no change in the step values according
2006-09-04 by Steve German
I looked over the instructions on curve creation, and I also looked through the files and saw one for creating a gray target for Xrite Pulse. So although it
2006-09-04 by Jeff Kohn
Apologies, I had to replace the file and it looks like the URL below is not correct but the file is there Jeff _____ From: QuadtoneRIP@yahoogroups.com
2006-09-04 by QuadtoneRIP@yahoogroups.com
Hello, This email message is a notification to let you know that a file has been uploaded to the Files area of the QuadtoneRIP group. File : /Epson 2400