Table 2. Numerically computed pulse energy at selected locations along the beam path for (i) the current LCLS status, (ii) after completion of an overall upgrade of the LCLS mirrors, and (iii) for the ideal case of perfectly figured and infinitely long mirrors.
| Pulse energy (mJ) | |||
|---|---|---|---|
| Beam location | Current | After upgrade (estimated) | Ideal |
| FEH entrance aperture | 0.88 | 1.0 | 1.0 |
| 1 µm focal plane | 0.34 | 0.93 | 1.0 |
| 0.1 µm focal plane | 0.34 | – | 1.0 |