Michael,
Ilford's website says it is ISO 80 in daylight but ISO 40 in tungsten
light (?).
Seen here: http://www.ilfordphoto.com/Webfiles/200621611533563.pdf
Charlie
On Fri, Jul 30, 2010 at 2:47 PM, Michael Wong <mialop@xxxxxxxxxxxx> wrote:
> I'm calling ortho film for my prints in darkroom. I have searched B&H and
> have found Ilford one :-
>
> http://www.bhphotovideo.com/c/product/24605-REG/Ilford_1813157_Ortho_Plus_4x5_B_W.html#specifications
>
> The specification shown speed is index 80, that means what ISO is?
>
> Thank you very much!!!!
>
>
> ---
> Michael
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