Digital BW, The Print

Lascaux does supply an Acrylic transparent UV varnish (matt or gloss)
that is water-thinnable. This is not the same as the solvent based 
Fixativ. Can't say I've actually seen it though I find the Fixativ 
fine to work with.

...John
  
--- In DigitalBlackandWhiteThePrint@yahoogroups.com, "Paul Roark" 
<paul.roark@v...> wrote:
> >Steve Kale  wrote:
> >> You should consider trying Lascaux spray instead of 
> >>Lyson Print Guard for your matt paper prints.  
> >>The Lyson spray knocks dmax quite a lot.
> 
> Jonathan wrote:
> 
> >I am interested in using Lascaux. I wonder how it might work with 
> >glossy prints and Ultrachrome and/or MIS inks e.g. Eboni?
> 
> On glossy prints Lascaux is less effective (at least on a per-
coating basis)
> at reducing bronzing than is the Lyson Print Guard.
> 
> In my fade tests, the UltraChromes got a significantly increased 
life from
> PremierArt Print Shield, which I suspect is the same as the Lyson 
Product.
> (PremierArt denies this.)  The Lascaux did not improve UltraChrome
> lightfastness as much (again, on a per-coat basis).
> 
> >1) As a coating would it reduce metamerism?
> 
> I doubt any coating can do this.
> 
> >2) Is so, might it increase dMax for the matte black inks when 
used 
> >with glossy materials?
> 
> I don't recommend matte black with glossy papers, but some people 
have been
> using them with sprays for some time.  With Photo K the sprays do 
increase
> the dmax on glossy paper.
> 
> Paul
> www.PaulRoark.com