Just a guess, but some scanners focus using contrast elements within the image. If the focus test point happens to be a very soft image area on one which has no contrsting elements within it, the scanner may be unable to find something to use as a reference to focus.
Art Craig Auckland wrote: > > > I have been batch scanning 35mm slides (using the Polaroid 120) following > Ian Lyons workflow method; the system works fine except every so often a > scan is completely out of focus. I scan about 60-100 images in one lot (all > scanned to file) then open the files in Photoshop; about 3 in every 50 are > out of focus??? Anybody experienced the same? Or know why? There does not > seem to be a pattern or anything - with the out of focus slide being next to > two perfectly focused slides. > > Craig > ---------------------------------------------------------------------------------------- Unsubscribe by mail to [EMAIL PROTECTED], with 'unsubscribe filmscanners' or 'unsubscribe filmscanners_digest' (as appropriate) in the message title or body
