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Thanks all of you for your responses. I have some questions about gelatin hardness. Is there a good way to test gelatin hardness? One thing I have noticed is that after the fixer (metabisulfite) bath for two minutes or so is that the gelatin is extremely soft. If I touch it with the finger of my glo...

Hello Holographers, Any help you could provide would be appreciated. I bought a Lasos 50 mW 532 nm single longitudnal mode 1 MHz linewidth laser to do DCG holograms because they look awesome and I finally found a great deal on e-bay to get one. I have been excited to make DCG holograms since I learn...