jes oakley wrote:
> Cheers for the rapid replies, guys.
>
> I've tried the Levels adjustment trick, and possibly because there's
> no actual white on the pic, i can't get white without washing out the
> fainter black dotted lines. However, you have both suggested that
> maybe i'm approaching this from the wrong end, and should be scanning
> differently in the first place. I have a bog-standard HP 1350 3-in-1,
> and I've been using the equally standard Windows scanner software.
> There is no 'scan as line art' option that I can find. However, with
> some messing about, using the HP scanner software, I've managed
> slightly better results, but it always seems to be a fine balance
> between losing the faint '- - - - -' type of lines, and turning the
> grey white.

What happens when you use the left eyedropper to make the faint black
lines the black setting? Then use the right eyedropper to turn the grey
white.

--
JD..