Digital BW, The Print

OK, take three with the table.
_______________L_____a....... b______R______G______B
------------------------------------------------------------------
PremierArtBW_____94.14... 1.05... -2.02__ 238.86__ 237.55__ 242.05
Moab Kayenta_____96.16... 0.49... -2.29__ 243.33__ 243.71__ 248.36
EEM___________ 96.68...-0.28.... 0.61__ 245.25__ 245.55__ 244.21
Moab Entrada BW__97.06... 0.59....-0.83__ 247.13__ 246.16__ 248.14
Epson ScrapBook___ 96.87...-0.06.... 2.01__ 247.18__ 245.90__ 242.01
PremierArtFA_____96.73... 0.06.... 2.03___ 247.03__ 245.42__ 241.63
------------------------------------------------------------------

I hope it will be better this time


>
> These numbers are results of mesurements that I took for some papers
> that I have available: EEM means Epson Enhanced Matte, PremierArt FA
> means PremierArt FineArt Matte 205, other names should be
> understandable. The first 3 columns are Lab measurements, the last 3
are
> the same data in RGB. As you could see, PremierArtBW that visually
looks
> very white and bright (for me at least) is actually the darkest of all
> six. EEM has the most neutral tone. In general, difference in L is
> minimal for 5 of six measured papers, visually they are quite
different
> when compared under the same illumination.
>
>
>
> --Sergei
>
>
> --- In DigitalBlackandWhiteThePrint@yahoogroups.com, "sanhodo"
> sschaffell@ wrote:
> >
> > --- In DigitalBlackandWhiteThePrint@yahoogroups.com, "Sergei
Antonov"
> > antonovsergei@ wrote:
> > >
> > > Out of curiosity I measured all matte papers that I have in house.
I
> > > used X-Rite DTP20UV:
> > >
> > > L a b R G B
> > > ------------------------------------------------------------------
> > > PremierArtBW 94.14 1.05 -2.02 238.86 237.55 242.05
> > > Moab Kayenta 96.16 0.49 -2.29 243.33 243.71 248.36
> > > EEM 96.68 -0.28 0.61 245.25 245.55 244.21
> > > Moab Entrada W 97.06 0.59 -0.83 247.13 246.16 248.14
> > > Epson ScrapBook 96.87 -0.06 2.01 247.18 245.90 242.01
> > > PremierArtFA 96.73 0.06 2.03 247.03 245.42 241.63
> > > ------------------------------------------------------------------
> > >
> > > Results are a bit of surprise for me: I thought that PremierArtBW
> > > is actually brighter than PremierArtFA (205), or that EEM will
have
> > > the most neutral tone from all measured papers.
> > >
> > > --Sergei
> > >
> > > Hi, Sergei,
> >
> > Could you please explain those numbers for those of us who cannot
> > fathom their significance. Is there a summation you can come up
with?
> > Thanks.
> > >
> >
>
>
>
>
> [Non-text portions of this message have been removed]
>




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