From: 
To: "Bob May" , "atmlist"

Reply-To: 


Most photographic print paper is in the order of ASA 3-6, not fractions.
Still awfully slow.
See pinhole photography pages. Lots of pinhole photography is done using
paper negatives.

tim in san jose

----- Original Message -----
From: "Bob May" 
To: "atmlist" 
Sent: Tuesday, May 13, 2003 10:22 AM Subject: Re: ATM print paper vs film


>
> The paper sensitivity is very low compared to the sensitivitiy of the
film.
> It takes seconds to do an image onto the paper and that time will
completely
> wash out a film to pure saturation even in the black areas.  I haven't
> looked at the sensitivity of paper but I'd expect to see values in the
> fractions of 1ASA.
> Bob May
> http://nav.to/bobmay
> bobmay{at}nethere.com
> NEW! http://bobmay.astronomy.net
>
>
>
>
>

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