Vandyke: long scale, OR large Dmax ?

buze

Member
Joined
Aug 31, 2006
Messages
179
Location
Windsor, UK
Format
Multi Format
I did print a few scales/wedges with vandyke, trying to see what my "usual time" showed as a grad scale. Turns out that my "favourite" time for max shadow density on quite a few of my negs is 4:20, but at that time the shadows on the wedge are almost completely blocked up... about half the scale is "black".

On the other hand, if I reduce the exposure one stop (2:10) I get a beautiful, almost continuous scale, but I don't get the density and deep black/brown I have when I expose more...

Is there a trick, or do I have to live with it ? I double coat the paper of course...
 

sanking

Member
Joined
Mar 26, 2003
Messages
5,437
Location
Greenville,
Format
Large Format

If you are printing real negatives, as opposed ot step wedges, I woud recommend that you develop longer to get higher CI. What you describe above is the result of negatives that don't have enough contrast for vandyke, which really shines with negatives with DR of 2. 2 and higher.

Sandy King
 

Jim Noel

Member
Joined
Mar 6, 2005
Messages
2,261
Format
Large Format
I totally agree with Sandy's reply. An appropriate negative is the answer.
 
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