钠光灯
- 网络sodium lamp;Natrium lamp
钠光灯-
由钠光灯照明双频光栅干涉仪获得了低噪声的剪切干涉条纹，并能用于制作不同空间频率的光栅和透镜像差的测量。
The interferential shearing fringe of low noise by using sodium lamp double frequency grating interferometer are obtained . They are used for manufacturing various frequency gratings and the measurement of lens aberration .
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在外面，全城的钠光灯都亮了。
Out over the town the sodium lights were lit .