Digital BW, The Print

I don't have benchmark densities for the FSN inks.  However, errors do
sometimes occur, so I'd contact MIS.  Your speculation of a 1.5 for the FS-C
density is very high.  1.24 - 1.3 is closer to what I'd expect.

Paul
www.PaulRoark.com 


> -----Original Message-----
> From: DigitalBlackandWhiteThePrint@yahoogroups.com
> [mailto:DigitalBlackandWhiteThePrint@yahoogroups.com] On Behalf Of John
> Custodio
> Sent: Saturday, June 03, 2006 12:33 PM
> To: DigitalBlackandWhiteThePrint@yahoogroups.com
> Subject: [Digital BW] Something wrong with new batch FS/FSN?
> 
> 
> Epson 4000, FSN C, M, Y on the left side, FS C, M, Y
> on the right side (in the LC, LM, LK positions), Eboni
> Black. Using QTR. Hahnemuehle Photo Rag 308.
> 
> QTR ink separation page printed at 100%.
> Eye One spectro.
> 100% densities read:
> 
> Eboni 1.71
> FSN-C 1.24 Lab a=-0.5 b=-0.2
> FSN-M  .53 Lab a=0.3 b=-6.7
> FSN-Y  .36 Lab a=0.2 b=-4.4
> FS-C  1.31
> FS-M   .49
> FS-Y   .36
> 
> I've used FSN and FS on this machine before with no
> problem. What seems wrong is:
> 
> The FSN-M and Y seem too blue (note high negative b
> numbers) while the FSN-C is close to neutral.
> 
> The dark grays for both FSN and FS should be darker
> (density around 1.5?). Also for both FSN and FS it
> seems there should be more of a density difference
> between the light grays and middle grays (M and Y).
> 
> I used to know the 100% densities on HPR of Piezotone
> Selenium inks when I used to had them in my printer,
> but that was a long time ago and I don't have those
> test targets anymore.
> 
> What should these numbers be and what about the blue
> FSN? I'm suspecting I got bottles with the wrong ink.
> (The bottles are labeled FSN-C, FSN-M, etc.). I will
> be contacting MIS on Monday.
> 
> -John
> 
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