一、引言由于科学技术的发展,分光光度计等各种光学仪器的广泛使用,需要一种在200～2000nm波长范围内有较稳定且有一定峰值强度的光学玻璃,以用于激光技术、矿物分析、光学仪器、地质摄谱仪的检测及分光光度计波长的 I. INTRODUCTION Due to the development of science and technology and the widespread use of various optical instruments such as spectrophotometer, there is a need for an optical glass with a stable and certain peak intensity in the wavelength range of 200 to 2000 nm for laser technology, mineral Analysis, optical instruments, geological spectrometer detection and spectrophotometer wavelength