Re: critique on infra article and more questions

["phillip geller" <filje@xxxxxxxxxxx>]

> > > > >      Is there truly no difference with Konica with the 15, 25 and
29
> > > filter?
> > btw there's no difference between a 29 and a 25 to HIE either.
> You mean to say that a 29 is not necessary at all for either film?  That
the
> difference between the 25 and 29 is nothing but a stop of exposure/neutral
> density?
> Chris


For  HIE , a 29 and a 25 require the same EI.
With pan film , the 29 transmits less of the visible light.


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