梯度折射率（GR IN）玻璃是指具有梯度折射率分布的光学功能玻璃，其在光学及光电学领域中具有广阔的应用前景。
The optical functional glass with gradient refractive index distributed at large scales can be defined as gradient refractive index(GRIN) glass.
本文利用斯涅耳定理，采用计算机模拟的方式给出光在折射率呈层状梯度分布的介质中的传播路径。
This paper uses Senell sLaw and applys the way of Computer Modeling to draw the light track in the media which have layer gradients of the index of refraction.
制备了自聚焦透镜的基础玻璃，对其透过率进行了测试，并对由这种玻璃制成的梯度折射率(GRIN)棒的折射率分布进行了分析。
The test on its optical transmittance was conducted, and analysis of the refractive index profile of a gradient index (GRIN) rod made of the base glass was performed.
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