通过测量石英晶体在不同的外力下折射率的变化情况，确定了晶体的弹光系数。
The change of quartz crystal refractive index is measured under the different outside force, and the elasto-optical coefficient is determined.
折射率、色散和吸收系数是用于超高速全光开关的光学材料的重要品质指数。
Refractive index, chromatic dispersion and absorption coefficient are material figures of merit for ultrafast all optical switch.
在测量非线性折射率和双光子吸收系数的频率分辨双光束耦合抽运探测技术中，光场的空间分布没有得到考虑。
The effects of spatial distribution on the experimental results are studied in spectrally resolved two-beam coupling pump-probe technique.
本文演示了用阿贝折射仪测定染料掺杂聚合物薄膜热光系数的方法；
The measurements of thermal optical coefficient (TOC) for organic dye doped polymer films using Abbé refractometer was demonstrated;
菲涅耳反射是指由于入射光在两种介质中的折射系数不同，导致折射系数在两种介质的界面处不连续，从而引起的入射光的反射。
The Fresnel reflection of incident light comes from the refractive index discontinuity at the interface of two media, which severely limits the performance of optical and optoelectronic devices.
菲涅耳反射是指由于入射光在两种介质中的折射系数不同，导致折射系数在两种介质的界面处不连续，从而引起的入射光的反射。
The Fresnel reflection of incident light comes from the refractive index discontinuity at the interface of two media, which severely limits the performance of optical and optoelectronic devices.
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