Re: Sabbatier effect

[Russ Rosener <rrosener@xxxxxxxxxx>]

You wrote:
"  I checked in my "Encyclopedia of Photograpy" & found that this
  effect is a partial reversal, but not a true sloarization - which
  is obtained by enormous overexposure in which the curve peaks after
  the shoulder & then turns back down. Said to be quite difficult to
  actually achieve, in practice."
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It's difficult to achieve in a traditional darkroom. Digital imaging
programs which allow you to manipulate the charactristic curve (such as
photoshop) can produce a very good and controllable sabbatier effect,
albeit without the wonderful element of chance!

Russ Rosener


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