> >> Really? Absolutely? I thought silver particles made for a > higher density > >> than dye clouds. > > > > Were you using a point source enlarger for B&W? If so, you > might have been > > getting a "Collier effect". I believe the Nikon scanners that > use LEDs may > > have this same issue... > > To my mind it should be the same issue whether the determination is being > made with a densitometer, condenser, coldlight, point source, LED, or > eyeballs and a lightbox. I propose that you can get a greater > density range > from both BW neg and color chromes, than you can from color neg. Clearly color chromes, no doubt there, but my measurements of color negative film vs B&W negative film show that color negative film has a higher (not by much, but it is higher) dynamic range when measured with a densitometer (which uses a diffuse light source mind you).
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RE: [Digital BW] Bit depth, was Minolta DiMAGE Scan Multi PRO
2001-09-26 by Austin Franklin
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