Digital BW, The Print

Is the "new base" in any of the inksets that MIS is currently selling?

On Aug 16, 2005, at 7:05 PM, Paul Roark wrote:

> My latest fade test (compact fluorescent light) reached 600 hours.   
> So, I
> have some initial fade results.
>
> The short version:  UT7 showed less fading than the 4800 "Advanced  
> B&W" mode
> prints both in the highlights and at 50%; the MIS new base does not  
> appear
> to negatively affect UT performance; and inks on Kirkland paper are  
> very
> stable.
>
>
> Notes: The results are expressed in Lab and were read with the X- 
> Rite DTP 22
> spectrophotometer.  The same paper batches were used for all  
> comparisons.
> The results shown are the average of 3 readings.  The affects of the
> variability of the spectrophotometer were minimized by reading  
> comparison
> test strips at the same time.  The actual starting, pre-fade  
> densities may
> vary from the control test strips, but comparisons based on the pre- 
> fade
> measurements resulted in similar comparisons.  The UT7 comparison test
> strips were printed with "neutral" curves that were modified to  
> match the
> density and tone of the 4800 test strips as closely as reasonably  
> possible.
>
>
> Spectrophotometer readings:
>
> EEM 0% (paper white) Control: (96.83, 1.03, -3.49)
>
>                      Change: (-0.04, -1.4, 4.48)
>
>       Comment: As we know, the paper yellows.
>                This will affect mostly the highlight results.
>
> 4800 EEM AB&W Neutral 5% Control: (92.76, 1.20, -3.79)
>
>                          Change: (0.16, -1.49, 4.92)
>
> 7600 UT7 Neutral 5% Control: (92.79, 0.83, -3.98)
>
>                     Change: (-0.02, -1.59, 4.94)
>
>
>
> 4800 EEM AB&W Neutral 10% Control: (88.35, 1.07, -3.11)
>
>                           Change: (0.52, -1.39, 4.73)
>
> 7600 UT7 Neutral 10% Control: (89.18, 0.34, -3.34)
>
>                      Change: (-0.04, -1.41, 4.53)
>
>
> 4800 EEM AB&W Neutral 50% Control: (53.55, 0.72, 0.38)
>
>                           Change: (0.67, -0.55, 2.04)
>
> 7600 UT7 Neutral 50% Control: (54.04, 1.96, -0.27)
>
>                      Change: (0.08, -0.68, 1.93)
>
> 2200 UT7 New Base 50% Control: (53.53, 1.17, 0.14)
>
>                       Change: (-0.14, -0.68, 2.04)
>
> Kirkland UT7 50% Control: (56.54, -0.52, -4.17)
>
>                  Change: (-0.33, -0.56, 1.24)
>
>
>
> Paul
> www.PaulRoark.com



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