ISO 20351:2017
精细陶瓷(先进陶瓷 先进技术陶瓷) - 使用积分球对白色发光二极管的荧光体的内部量子效率的绝对测量
Fine ceramics (advanced ceramics, advanced technical ceramics) — Absolute measurement of internal quantum efficiency of phosphors for white light emitting diodes using an integrating sphere