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Table 2
Measured null depth in different narrow band filters, when using the reflective chessboard phase mask synthesized with the SDM.
| Wavelength (nm) | Null depth | Uncertainty |
|
|
||
| 560 | 1.1 × 10-2 | 4.0 × 10-4 |
| 650 | 1.4 × 10-3 | 2.0 × 10-4 |
| 740 | 4.3 × 10-3 | 2.0 × 10-4 |
| 830 | 2.9 × 10-2 | 1.0 × 10-4 |
Notes. The uncertainty (last column) is the standard deviation of ten measurements.
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