Thanks for the info. Gigabit film does seem interesting but unproven so far. I haven't found any tech specs on european ISO 25 films and they are difficult to get in the US.(posted 8429 days ago)Kodak claim 200 lp/mm at 1000:1 contrast for Tmax 100 in D-76, which I think is their highest number other than for Tech Pan (320 lp/mm).