Originally Posted by
Pere Casals
That inner slow emulsion is (IIRC) orthochrmatic (red insensitive) and of classic cubic grain, with very small grains. Those small grains, when exposed, are able to produce a high resolving power, I guess that TMX produces 200 lines/mm resolving performance at 1:1000 contrast because in those conditions is when we see the inner emulsion in action, 1:1000 is 10 stops dynamic range.
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some films have more grain in the mids and some more in the shadows.
TX/TXP has more grain in the shadows than in the mids, while HP5 has more grain in the mids than in the shadows. From that, depending on how we expose a film, we'll have more grain in an area or in the other.
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