From: Myron Ort (email suppressed)
Date: Tue Jul 14 2009 - 11:05:40 PDT
Is this sodium lamp (598nm) a practical darkroom safelight for color
and b&w film stocks? I am looking for a practical way to see what I
am doing while making photograms on movie film stocks.
Are there other practical solutions to this.
On Jul 14, 2009, at 2:34 AM, Pip Chodorov wrote:
> 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 be fogged.
> 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?
>> cheers! Moira
> For info on FrameWorks, contact Pip Chodorov at <email suppressed>.
For info on FrameWorks, contact Pip Chodorov at <email suppressed>.