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分光计的调节有几步

更新时间: 2020-07-15 00:00:00     

分光计的调节步骤如下:

1、目视粗调:使平视望远镜和平行光管的光轴和载物台表面平行;

2、用自准直法将望远镜调焦到无穷远:将望远镜调焦到无穷远;

3、各半调节,在平面镜中找到十字像,调节望远镜光轴与中心转轴垂直:使望远镜光轴与中心转轴垂直;

4、调节平行光管:通过规范狭缝像后以便进行后续的光栅测量。

关键词: 分光计 调节

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