| VACUUM | VACUUM | ||
|---|---|---|---|
| TRANSITION | WAVELENGTH | FREQUENCY | I/I(Hbeta) |
| (Nu-Nl) | (microns) | (cm -1) | Te=Ne=10**4 |
| 8-7 | 19.06 | 524.61 | 0.00401 |
| 9-7 | 11.309 | 884.27 | 0.00299 |
| 10-7 | 8.760 | 1141.54 | 0.00220 |
| series limit | 4.468 | 2238 | |
| 9-8 | 27.80 | 359.7 | |
| 11-8 | 12.387 | 807.29 | 0.00114 |
| 12-8 | 10.504 | 952.06 | 0.000882 |
| 13-8 | 9.392 | 1064.7 | |
| 14-8 | 8.665 | 1154.1 | |
| 15-8 | 8.155 | 1226.3 | |
| 16-8 | 7.780 | 1285.3 | |
| 17-8 | 7.495 | 1334.2 | |
| 11-9 | 22.34 | 447.62 | |
| 12-9 | 16.88 | 592.39 | |
| 13-10 | 22.33 | 447.8 |