I recently acquired some of Brian Culver's new Collodion, UVP-Z to try out. This plate - made as a negative - is one of my first negs made with UVP-Z, and it has performed very well; great tonal values, good speed, very clean to work with. In all, I'm very pleased with it.
Photographed with my B&J 5x7 and the Voigtlander Petzval lens.