铒玻璃与钴尖晶石键合晶体中的铒离子提供红外波段的高效激光发射，而钴尖晶石作为调 Q 材料，能产生高功率脉冲输出What exactly is Crystal and is particularly it Safe and sound?  Crystal can be a variety of glass that includes additional lead oxide, boosting its Qualities to build finer, more decorative