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Digital BW, The Print

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Re: Epson 4800 BO vs C-86 MIS -EZ

2006-12-24 by Clayton Jones

Hello Scott,

>And you know this to be true why? Your last PM to me, you said you 
>were trying to nail down if the 3800 uses only Black ink or if it 
>also uses some of the other inks.

Yes, that is correct. At that time I had not seen a B3 print (yes
David K. I agree on using "B3" - much better than "BGG", thanks).  I
was trying to determine the answer from yours and other reports.


>Now you know for sure the 3800 can't do "BO"? 

Yes, now that I have a B3 print in my posession - it's right here
beside me as I write this - I'm convinced.  I have examined it closely
with a 6x loupe (I gave a detailed description in the other thread)
and there are clearly three shades of gray/black being used.  The
crossover points can be clearly seen on a ramp.  

Just as a supporting point, Epson has used the term "Black Only" for
years with their earlier printers that had the BO option.  They
certainly understand the meaning of the term and I doubt that it's an
accident that the term "Black" would used on these printers if it
really was BO.  Besides all the above, anyone who is familiar with BO
printing will know immediately just by looking at the print that it's
not BO.  Based on all the above I'm well convinced it's using all
three blacks.

Regards,
Clayton


Info on black and white digital printing at    
http://www.cjcom.net/digiprnarts.htm

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