The document summarizes information about a photonics cluster in Spain. It shows that 52% of the cluster's 56 members are SMEs, while 25% are R&D centers and 11% are tech centers. 70% are private equities and 71% of those are exporters. The cluster's members are dispersed across Spain, focused in certain regions. The cluster operates across many industry sectors, especially aerospace, automotive, biomedical, defense, illumination, manufacturing, solar energy, and telecommunications. It brings together R&D, producers, sellers, distributors and end users to transfer knowledge and technology.