Today is an important day for the Color Imaging Lab at the University of Granada. We are proud to announce the HYPERDOC Premiere! 1,681 spectral images. Millions of spectral reflectances from over 100 materials, including mixtures and various substrates. Dozens of historically significant documents analyzed. A carefully designed specific visualization tool. It is the world's largest spectral database for historically significant documents, and you're just a couple of clicks away.