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会聚透镜的造句

会聚透镜造句



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1、用来观察物体细节的简单目视光学器件,是焦距比眼的明视距离小得多的会聚透镜

2、介绍了一种采用只含有会聚场的单透镜的全静电聚焦和偏转系统,这种系统非常适用于制作小型高性能摄象管。

3、对近年来大屏幕彩色显像管电子枪专有技术进行了讨论,系统分析了电子束形成区、主透镜、会聚透镜系统及动态聚焦方式等。

4、厚透镜的会聚性和发散性与其厚度有何关系?

5、从薄透镜的焦距公式出发,讨论了各种透镜在不同介质中的会聚与发散性质。

6、用一厚的简单会聚透镜很容易观察色差。

7、为适应该项研究的需要,设计了会聚透镜与光纤耦合器的距离可以精确调节的耦合系统。

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