Table 1 Key performance metrics for the four examples (see Fig. 6) of experimental maximizing of the spectral power in two selected wavelength intervals with a bandwidth Δλ = 30 nm according to Eq. (2)
λt,i [μm] | η1 | η2 | \(\overline{\eta }\) | C | |
|---|---|---|---|---|---|
Example (a) | 1.90; 1.95 | 17.8 | 78.5 | 48.1 | −0.11 |
Example (b) | 1.90; 2.05 | 5.8 | 7.5 | 6.7 | 0.04 |
Example (c) | 1.95; 2.20 | 153.1 | 2.6 | 77.8 | 0.35 |
Example (d) | 1.30; 1.50 | 11.8 | 2.0 | 6.9 | −0.16 |