Digital BW, The Print

So Print Shield and the likes (Moab Desert Spray, Hanemuhele etc.) do
reduce Dmax on matte papers? I've never noticed this by eye. Or maybe
I just srpay a single light coat so the effect is less?

Can MIS UC clear base be used as an "in printer" protective coating?

Denis

 It also 
> lowers the dmax the least on matte papers in my testing.  Lascaux 
> does not contain a UV blocker like Premier Art Print Shield, and it 
> is not as effective at dealing with reflective artifacts on glossy 
> prints.  But for a bit of protection for matte prints that, for 
> example, might get damaged in shipping, I find it useful
> 
> For glossy paper, where these sprays raise the dmax, or where a UV 
> blocker is more important than a better dmax on matte paper, I use 
> Print Shield.  The Wilhelm testing gives me some confidense it will 
> not yellow.   
> 
> In general, I'd rather not have to use these coatings at all.  It's 
> simply more efficient to have a workflow that produces a print that 
> is ready to use without more work.