Re: A little gum test

On Mon, 15 Dec 2003, Kate Mahoney wrote:

> Hi all, I have just done a little series of tests to look at the
> difference between saturated amm. di. solution and the same solution at
> 50% strength (which I imagine is 15% - but what would I know, I'm no
> chemist). The results were very obvious - the half-strength solution
> gave a much wider range of tones than the full strength ...

Did you test that at different exposures? All other things being equal,
less exposure (from less dichromate) could give more tones because the
bottom tones wouldn't block up as much.

J.
Received on Sun Dec 14 21:16:44 2003