Ewesly / Holographic Formulae / GP 62
15 g Metol
7 g Pyrogallol
20 g Sodium Sulfite
4 g Potassium Bromide
2 g Na4 EDTA
One litre of water
60 g Sodium Carbonate
One litre water
Mix one part of Part A with 2 parts water and one of Part B.
Reflection holograms: Two minutes
Temperature: 20C Agitation: Constant
Part A might not last too long, but Part B will last indefinitely.
by Agfa for reflection holograms when the HD series of Holotest emulsions came out, but somebody gave Agfa a bum steer on this one. I never got good holograms with this formula.