Re: Exacto Blade Not Clearing?
I've had VDB fog on my when dried with a hair dryer, so heat is a
possibility. Although I'm not sure that UV light bulbs would generate
enough heat to cause a whole lot of (noticible) fog...
On Thu, October 26, 2006 6:31 pm, Michael Koch-Schulte wrote:
> Nope. Didn't happen without the UV light turned on. I'm thinking the steel
> got hot enough to cause some reaction on the paper. Hmm.
> ----- Original Message -----
> From: Ryuji Suzuki
> To: email@example.com
> Sent: Thursday, October 26, 2006 3:28 PM
> Subject: Re: Exacto Blade Not Clearing?
> If there's anything that would be the chemical reaction between the
> blade and sensitizer, or multiple light scattering under the blade.
> If you do "sham exposure" that is to place the blade on sensitized paper
> for 8 minutes WITHOUT any exposure and then process, you'll know.
> On Thu, 26 Oct 2006 15:09:13 -0500, "Michael Koch-Schulte"
> <firstname.lastname@example.org> said:
> > I set up what I thought might be a test of how well my prints were
> > clearing
> > I included an opaque object at the edge of a test print -- an exacto
> > blade
> > to be more precise. Strangely, the dense parts of my stepwedge cleared
> > fine
> > but the exacto blade left a fair amount of stain behind -- like a 5
> > cent
> > grey. So the question is, why? This was a VDB print shot for 8 minutes
> > flourescent tubes. Like I said the dense areas of my stepwedge are
> > white. Does metal pick up and emit UV from within? Second question,
> > what's
> > the best method for determining if a VDB has been cleared properly?
> > ~m