[pure-silver] Re: Pre-Exposure of Negatives

Jim

> I use N- exposure & processing to control B&W contrast. I have used
> pre-exposure with B&W, but if N-3 won't pull it in, or it puts the
> development time below 5 min, I have used pre-exposure to boost it
> back up to N-2 or N-1.

That's a good point. Never thought of that. Thanks.





Regards



Ralph W. Lambrecht

http://www.darkroomagic.com







On 2006-07-20 01:53, "Jim Brick" <jim@xxxxxxxxx> wrote:

> I use it mainly to control contrast when shooting color
> transparencies. I shoot transparencies 80% of the time.
> 
> I use N- exposure & processing to control B&W contrast. I have used
> pre-exposure with B&W, but if N-3 won't pull it in, or it puts the
> development time below 5 min, I have used pre-exposure to boost it
> back up to N-2 or N-1. Or, I have used water bath development to
> reign in high contrast (a polar bear standing in the mouth of a coal
> mine in direct sunlight).
> 
> Jim
> 
> 
> At 03:05 PM 7/19/2006 -0700, Frank Filippone wrote:
>> Not better, it is another choice.
>> 
>> You could use N- development and increase time to get back your
>> contrast.... test, test, test......
>> 
>> The original issue was had anyone the data to perform the "trick" of
>> pre-exposure......  I think you got some answers, but not many
>> use this technique at all or frequently.  If you add to that the
>> ability of the user to print successfully ( a master printer could
>> make gold out of black negatives, some of, myself included could
>> take a gold negative and make it look like trash....) I think you
>> have too many variables.....individual variables.
>> 
>> Where are you going on this subject?  Help us get there a bit faster.....
>> 
>> Frank Filippone
>> red735i@xxxxxxxxxxxxx
> 
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