I think I understood what you were trying to say ;-)

Reciprocity in extreme exposure conditions aside, I would expect ISO 100 to
require a similar exposure whether I was using film or a sensor, otherwise
what's the point of even assigning an ISO to the digital?

Tom P.
 

> -----Original Message-----
> From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of 
> Rafael Ramirez
> Sent: Tuesday, June 01, 2004 12:42 PM
> To: [EMAIL PROTECTED]
> Subject: RE: EOS sensor sensitivity
> 
> 
> I am sorry I did not explain myslef clearly in the last email.
> what I am looking for is for some type of cheat sheet that 
> would help figure out the digital performance in low light 
> conditions I have manage to find a lot for film but none for Digital.
> what is a correct exposure for city light or moon light or 
> candle light at iso 100?
> 
> with no moon you can multiply this for 2 or 3 for the same 
> photo would be around 15 to 20 min.
> you can see some examples I posted of this photos in this web site.
> 
> http://www.photoforum.ru/rate/user.php?u_id=5632
> 
> again thanks all of you for taking the time to read this and 
> respond to it.
> 
> 
> Rafael Ramirez Lee
> 
> > > Tom P.
> > >
> >The exception to this that may be relevant to the original 
> query about 
> >night photography is when reciprocity failure occurs. This 
> is generally 
> >not a problem for digital bodies but a film that is rated at 
> 100 ISO in 
> >normal lighting may well only be 50 ISO or less under low light 
> >conditions. The only way to know is to check out the data 
> sheet for the 
> >film (I think you can download them from Fuji or Kodak's web sites 
> >these days),
> >



*
****
*******
***********************************************************
*  For list instructions, including unsubscribe, see:
*    http://www.a1.nl/phomepag/markerink/eos_list.htm
***********************************************************

Reply via email to