On Mon, 23 Dec 2013 00:03:16 +0100, scbs29 <
scb...@fred.talktalk.net>
wrote:
>Hello all
>Occasionally I need to scan a document/picture/illustration which
>contains 'shiny' bits that look metallic. Sometimes the scan is not
>too bad, with the shiny bits scanning as black. Sometimes the scan is
>not good at all, being grainy. I realise that the problems are caused
>by the light being scattered by the shiny bits, but is there any
>technique to keep this to a minimum and get a good scan ?
Are you referring to the sheen in some old B/W photos? It's caused by
metallic silver particles in the emulsion.
I don't think there is a perfect solution -- try rotating the original
in the scanner, or photographing instead of scanning. Low-angled
lights might help.
Your word "all" is an exaggeration. You and I are probably the only
ones here.
Th