“gradient index lens”的概念、定义、翻译、参考文献-科学参考

单词	gradient index lens
释义	gradient index lens Encyclopedia 理学〔光学器件〕释 gradient index lens; GRIN梯度折射率透镜一种利用变折射率介质制作的透镜。又称自聚焦透镜、端平面透镜。
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