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YaoChinHuang - 23:27, Thursday 10 October 2019 (1736)Get code to link to this report
Record IR and GR laser light height
[Yao-Chin, Yuhang]

We record GR & IR height before the light is sent into chamber window.
Pic. 1 shows the GR height of 76 mm and its beam size of 4 mm. Pic. 2&3 observed by infrared viewer show IR height of 76 mm and 75.5 mm. The observed position of Pic 2 is relatively close to chamber window than Pic 3.
Images attached to this report
1736_20191010152433_img2969.jpg 1736_20191010154538_img2962.jpg 1736_20191010160617_img2976.jpg