| Elem | λo [Å] | Vegyület | λo [Å] |
| Cs | 6390 | Cs2O | 11400 |
| Rb | 5820 | NiCs | 9190 |
| K | 5510 | BaO | 7950 |
| Na | 5430 | SbCs | 6890 |
| Li | 5040 | SrO | 6150 |
| Ba | 4920 | CaO | 5200 |
| Sr | 4520 | ThO2 | 4180 |
| Ca | 3870 | AgS | 3100 |
| Th | 3570 | AgBr | 3165 |
| Si | 3450 | AgJ | 3120 |
| Mg | 3350 | NaCl | 2940 |
| Ta | 3000 | MgO | 2808 |
| Ti | 2980 | AgCl | 2690 |
| Al | 2950 | Cu2O | 2400 |
| Bi | 2850 | CuO | 2310 |
| Sn | 2820 | ||
| Cu | 2770 | [Ag]-Cs2O | 17000 |
| Sb | 2715 | Ag-Cs2O-Cs | 14000 |
| Ge | 2680 | ||
| Ag | 2640 | Sb-Cs | 6890 |
| Au | 2630 | Sb-Li | 6500 |
| Te | 2620 | ||
| As | 2590 | ||
| Se | 2540 | ||
| Ni | 2520 |