Adam Maas schrieb: > Pancho Hasselbach wrote: >> Hi Mike, >> >> that sounds weird, but maybe the problem is another. >> >> I never experienced any banding, or other artifacts, whenever I shot >> greycards, or other even grey subjects, on 1600 ISO B&W film, >> underexposed by several stops. Same when pushing HP5+ to 1600 ISO. >> Thorough development leads to a very pleasing texture with minimal >> grain. Well printed, you can at least be sure that a minimal amount of >> silver is washed out by the fix. Prints show an astonishing intensity. >> >> Of course, I take my real pictures on 100 to 400 film. >> >> Maybe digital sucks? >> >> Pancho >> > > Film doesn't display banding, as film grains are distributed randomly. > Banding is an artifact of the sensor grid. > > Digital doesn't tolerate underexposure all that well. It's like slide film in > that area. Try underexposing ISO 1600 slide film by 2 stops and see what the > results are. They won't be pretty. > > Note that underexposing 1600 speed B&W film by 2 stops will not produce good > results. This is effectively a push to ISO 6400, without development > compensation. I've done this in the past, and the results aren't pretty. > > -Adam
Ooooooops, my whole desk is full of forgotten smileys, as it seems. This one is exclusively dedicated to you, Adam: :-D Pancho -- PDML Pentax-Discuss Mail List [email protected] http://pdml.net/mailman/listinfo/pdml_pdml.net
