摘要
分光计是大学物理实验中常用的一种精确测量角度的典型光学仪器.可以用于测量材料的折射率、色散率、光波波长和进行光谱观测等.在光谱学、材料特性、偏振光的研究、棱镜特性、光栅特性的研究中都有广泛的应用.本文以JJY型分光计为例,深入分析在分光计调节过程中的主要误差,研究减少测量不确定度、提高测量精度的方法.
Spectrometer is a frequently-used instrument which can measure angle precisely in university physical experiments.Can be used to measure the refractive index,dispersion rate,wavelength,for spectral observations and so on.It has a wide range of applications in spectroscopy,material properties,polarized light study,prism characteristics,characteristics of the grating.With the example of JJY-Type,In-depth analysis of the adjustment process in the spectrometer's principal error of measurement.improve the precision of measurement.
作者
贾翠红
林振杰
Jia Cuihong;Lin Zhenjie(School of Physics and Energy,Fujian Normal University,Fuzhou,Fujian 350108)
出处
《物理通报》
2020年第1期90-93,共4页
Physics Bulletin
关键词
分光计
误差
不确定度
spectrometer
error
uncertainty