Hal V Engel wrote: > In addition color negative film is fairly easy to scan as the density of the > darkest (highlites) parts of the negative have relatively low densities > compared to the darkest parts of slide film. In the above paper Kodak listed > the Dmax of B&W negative film as about 1.8 where as B&W positive film > (slides) was about 2.4. For color film these values are about 2.4 for > negatives and 3.4 for positives. As you can see the difference in Dmax for > color negative vs. color slide film is about 1 which is an order of > magnitude.
FYI, Modern motion picture prints are better than those numbers by some margin... Dmax on 2393 is roughly 5... even standard 2383 is 4, see the Kodak web site for details. Kevin -- | Kevin Wheatley, Cinesite (Europe) Ltd | Nobody thinks this | | Senior Technology | My employer for certain | | And Network Systems Architect | Not even myself | ------------------------------------------------------- This SF.Net email is sponsored by Oracle Space Sweepstakes Want to be the first software developer in space? Enter now for the Oracle Space Sweepstakes! http://ads.osdn.com/?ad_id=7412&alloc_id=16344&op=click _______________________________________________ Lcms-user mailing list Lcms-user@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/lcms-user
