Archived posting to the Leica Users Group, 2002/01/04
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At 7:00 PM -0600 1/4/02, John Straus wrote:
>on 1/4/02 5:32 PM, Henning Wulff at henningw@archiphoto.com wrote:
>
>> That's exactly what I have found - about 2/3 stop slower, but finer
>> and a bit more detail in the toe and highlights. I use it more like a
>> very fine-grained FP4 rather than like a T-grain film. Anyway, Acros
>> has permanently retired FP4+.
>
>Where can you find info on the 'real' speed of the films out there? It seems
>a lot of companies have inflated #'s so to speak. Foe example Fujis site
>doesn't seem to have any useful info unless I'm not looking in the right
>place...?
You gotta do your own. This is developer and processing as well as
subject, filtration, how you meter and how your meter is adjusted
dependent, as well as nominal ISO dependent. The manufacturers test
according to proper standards and thus their stated speeds are real
and accurate, it's just that their standards are going to be
different than yours - guaranteed!
- --
* Henning J. Wulff
/|\ Wulff Photography & Design
/###\ mailto:henningw@archiphoto.com
|[ ]| http://www.archiphoto.com
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