TOP LATEST FIVE ER:YB:YAB CRYSTAL URBAN NEWS

Phosphate glass combines a long lifetime of Er3+ upper laser degree with productive Electrical power transfer among Yb3+ and Er3+ ions and lowered upconversion losses, Hence providing effective Procedure in passively Q-switched diode-pumped and flash-lump pumped lasers Employed in array-finders.language �?中国 韩国 韩国 韩国 韩国 韩国