A thin wire is rolled and made to the RODS-stick (handmade) pipe for an application. Three ultraviolet ray fluorescent lights are arranged in an ultraviolet ray exposure machine (handmade) wooden box. Time measurement equipment, others.
Mixing pigments into emulsions used in classic photography ... To mix well, add a little liquid detergent ... mix well. Furthermore, since the pigment is less likely to be stained on the paper to be printed, there is an advantage that the development process can be shortened.