Since you need grade 4,, I submit the negatives are underdeveloped and thus too transparent.
Sheets of tracing paper under the bulb will slow up things cosiderably. So will matt acetate or ND filter.
r if you have a color head, add equal amounts of each color, 30 cc of @ is one stop neutral density.
Sheets of tracing paper under the bulb will slow up things cosiderably. So will matt acetate or ND filter.
r if you have a color head, add equal amounts of each color, 30 cc of @ is one stop neutral density.
