"Remarkably variable" agreed Winsor, but with only a limited range -
both in terms of density and in exposure index.
Chris
On 14 May 2004, at 02:03, Winsor Crosby wrote:
>
>
> On May 13, 2004, at 5:10 PM, Philippe Le Zuikomane wrote:
>
>> Am I making any sense, or could one argue that switching between types
>> and brands of film is tantamount to operating with a variety of
>> opto-chemical sensors? I would feel a little limited by one sensor in
>> a camera body. {Phil}
>
> True, but unless you are talking about variable processing the
> "opto-chemical sensors" have a fixed response, which you could modify
> of course with post processing. The digital sensor's response is
> remarkably variable both with built-in software/hardware as well as
> post processing. So it is somewhat different. What you may find
> interesting is that you can load custom processing curves into some
> digital cameras that mimic the response curves of various films like
> Velvia or Provia, or you can do it afterword as an action in Photoshop.
>
> Winsor
> Long Beach, California
> USA
>
<|_:-)_|>
C M I Barker
Cambridgeshire, Great Britain.
+44 (0)7092 251126
ftog at threeshoes.co.uk
http://www.threeshoes.co.uk
http://homepage.mac.com/zuiko
... a nascent photo library.
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