AvaSpec-ULS2048x64TEC热电制冷型光谱仪光谱分辨率
AvaSpec-ULS2048x64TEC光谱仪分辨率表(FWHM,单位nm)
狭缝宽度(um) | |||||||
光栅线对数(线/mm) | 10 | 25 | 50 | 100 | 200 | 500 | |
300 | 1.40 | 1.50 | 2.5 | 4.8 | 9.2 | 21.3 | |
600 | 0.70-0.80* | 0.75-0.85* | 1.2 | 2.4 | 4.6 | 10.8 | |
830 | 0.42-0.48* | 0.50-0.58* | 0.93 | 1.7 | 3.4 | 8.5 | |
1200 | 0.25-0.31* | 0.37-0.43* | 0.52-0.66* | 1.1 | 2.3 | 5.4 | |
1800 | 0.17-0.21* | 0.26-0.32* | 0.34-0.42* | 0.8 | 1.6 | 3.6 | |
2400 | 0.12-0.18* | 0.18-0.24* | 0.26-0.34* | 0.44-0.64* | 1.1 | 2.7 | |
3600 | 0.09-0.12* | 0.11-0.15* | 0.19 | 0.4 | 0.8 | 1.8 |
*取决于光栅的起始波长;波长越长,色散越大,分辨率越高。
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