I have on many occasions scanned film accidentally with the emulsion side incorrectly placed. Never had a problem that simply flipping the image in editing software could not fix. This issue seems like a storm in a teacup.
On Fri, 14 Aug 2020 at 18:22, Miklós Müller <[email protected]> wrote: > I don't quite get this. We are taking a picture of a fully backlit > transparent object. My understanding is that all the film layers act as a > filter for the light. So all layers will be equally involved regardless > which one is in the front. > > Anyway I did some research: > https://www.google.com/search?q=dslr+film+scanning+emulsion+up+or+down > > What I understood from people's comments is that for flatbed and > filmscanners it does indeed make a difference, i.e. avoiding newton rings, > and possibly other benefits, but it seems so to me that with dslr film > scanning most people agree that they see no noticeable benefit of having > the emulsion side down. > > thanks: > m > > On Thu, Aug 13, 2020 at 10:36 AM <[email protected]> wrote: > >> Hi, >> >> you want to take an image of the emulsion layer (which contains the >> photographic information). You do want to have as little as possible >> in between that layer and your lens, not even the film carrier. >> Mirroring can be done in software easily, lost information can't be >> regained. >> >> Uwe >> >> > ____________________________________________________________________________ > darktable user mailing list to unsubscribe send a mail to > [email protected] > -- Dr Terry Pinfold Cytometry & Histology Lab Manager Lecturer in Flow Cytometry University of Tasmania 17 Liverpool St, Hobart, 7000 Ph 6226 4846 or 0408 699053 ____________________________________________________________________________ darktable user mailing list to unsubscribe send a mail to [email protected]
