Recently, my email responses seem to take anywhere from 8 to 24 hrs to appear so I'm trying this via website to see if posting is any quicker. This is just a cut and paste of message sent this AM. From: scho@... Subject: Re: [Digital BW] fibaprint gloss/ da vinci users Date: July 9, 2006 9:39:26 AM EDT To: DigitalBlackandWhiteThePrint@yahoogroups.com MIS K4 PK does seem to give me slightly lower dmax compared to Epson K3 PK. I get about 2.1 to 2.2 for Innova F Type in both my 2400 and 4000. Silver Rag and Hahnemuhle Pearl do better with dmax closer to 2.3 - 2.4. Carl On Jul 9, 2006, at 9:21 AM, Shilesh Jani wrote: Using Epson 4000 loaded with K3 (4800) PK ink, QTR 1440 Super/Better/Ordered I am getting 2.5 when measured with Heiland PM Densitometer. This is NOT a colorimeter. From experience I know this will dry-down to ~2.4+ overnight. A light coat of PrintShield usually bring this up to 2.6+ I am getting the same results +/- 0.05D with the K3 PK in 2400 printer. Dmax usually comes in at 75% or 80% ink limits. Ernst, maybe it is the MIS PK ink? Shilesh --- In DigitalBlackandWhiteThePrint@yahoogroups.com, Ernst Dinkla <E.Dinkla@...> wrote: Greg wrote: I looked into the dmax numbers a little, and I thik I have a vague idea of why they are getting such low numbers. It might (stress might) be simply a difference between the measurement mode being used. Most of us are using Status T for density, yet the Xrite 810 says it uses Status A (reflection and still has a 2.5D spec), while they may be using Status E measurements to reach the 2.7D. I saw a fleeting reference to the difference between Status T and Status E being that the E value may be lower. I haven't had the time to go and research it yet, so if someone knows what the differences are, or has the time to go looking, there might be an answer. Greg, I'm busy calibrating Fibaprint Gloss F with a Spectrocam and do not get a higher Dmax than 1.94 with MIS UT PK on an Epson 9000. I do not see much difference between the Status T, A or E with this spectrometer. And the lowest L is 11.80. With QTR I have to limit on 60 in the calibration strip as there's no D gain above that. Boosting doesn't help either. I have used the Premium Glossy Photo Paper setting in QTR but do not expect any difference with other settings and 1440 unidirectional. Any suggestions to get a higher Dmax ? Ernst -
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Re: [Digital BW] fibaprint gloss/ da vinci users
2006-07-09 by Carl Schofield
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