We provide varies high quality laser crystals, with different concentrations, different doping ions; specifications according to requests, including Neodymium Doped Yttrium Aluminum Garnet (Nd:YAG);Erbium Doped Yttrium Aluminum Garnet (Er:YAG);Holmium Doped Yttrium Aluminum Garnet (Ho:YAG);Erbium and ytterbium co-doped phosphate glass( Er:Glass) etc., varies options and solutions provided by DIEN TECH.