Surface weak absorption was measured using surface thermal lens technique, and micro-defect density was measured using optical microscope. 采用表面热透镜技术测量薄膜样品表面弱吸收,采用显微镜观察样品离子后处理前后的显微缺陷密度。
Method to improve absorption measurement sensitivity of thin films with surface thermal lens technique 表面热透镜薄膜吸收测量灵敏度提高方法
Based on the theory of gas molecular absorption spectrum, structure of transmission type gas cell that based on GRIN lens is designed. 基于气体分子红外吸收光谱的原理,设计了基于自聚焦透镜的透射式气室结构。
Measurement of weak absorption of organic solvent by laser thermal lens spectrometry 激光热透镜光谱法测量有机溶剂的弱吸收
The Measurement of Optical Absorption by Laser Induced Thermal Lens Effect 利用激光诱导的热透镜效应测量弱吸收
Cataract formation is due to the morphology changes of these cells, which increases light scattering and absorption and causes the lens transparency decreased. 白内障的发生正是由于两种细胞发生了形态结构的改变,增加了对光的散射和吸收,导致晶状体的透明度下降[1,2,4]。
In high-power diode-pumped lasers, the absorption saturation, the temperature distribution and the thermal lens effect of the high-power diode-pumped laser medium, are also introduced. 2. 介绍了在高功率激光器中,增益介质的饱和吸收效应,温度场分布与热透镜效应。