Digital BW, The Print

Not immediately obvious what you were doing.  So, these were printed  
QTR calibration charts at Limit=100.  The LK data appear to be  
missing from the HPRS Nanochrome density data file, based on your  
array description.  I didn't look at any of the other files yet.

On Feb 1, 2006, at 2:08 PM, Greg wrote:

> --- In DigitalBlackandWhiteThePrint@yahoogroups.com, Carl Schofield
> <scho@m...> wrote:
>>
>> But we need some row labels to be able to interpret the data.
>> Example, the CMYV density values for HPRS are in two blocks of 25
>> rows each.  The columns are clearly labelled as CMYV, but what do
> the
>> rows correspond to?
>>
>
> white then K, C, M, Y, lc, lm, lk in 25%, 50%, 75%, 100% from QTR
>
> Obviously the R220 will not have the lk row. And only the first
> measurement is white, there is no other measurement of white per
> paper.
>
> Sorry, I thought that was a standard QTR chart that most would be
> familiar with. The Lab values show the differences much more clearly,
> as there might have been a few instances where the density increased
> or stayed the same with sun, but the color changed.
>
> Note also that the prints look very similar when compared side by
> side, with the exception of EEM paper white which I noticed
> immediately.