From: Pip Chodorov (email suppressed)
Date: Tue Jul 14 2009 - 02:34:42 PDT
The positive stock expects the orange mask. There is a tiny
stalactite in the sensitivity curve that corresponds precisely to
this frequency of light. In the darkroom we can work with a sodium
lamp of the same color - 598nm - under which positive stock will not
At 14:12 -0700 13/07/09, ev petrol wrote:
>the main stumbling block seems to be the orange mask - how does that
>work usually folks, how do the labs deal with it to get a good pos?
For info on FrameWorks, contact Pip Chodorov at <email suppressed>.