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Table 1
COFFEE: simulation parameters used for the performance assessments of Sects. 3.1–3.3.
| Simulation | |
|
|
|
| Image size | 93 × 93  (128 × 128 pixels, oversampling
factor: 1.38) |
| Light spectrum | monochromatic (λ = 635 nm) |
| Aberration upstream of the coronagraph (φu) | WFE = 80 nm rms |
| Aberration downstream of the coronagraph (φd) | WFE = 20 nm rms |
| Zernike basis used for φu and φd simulation | 36 Zernike polynomials |
|
|
|
| Phase estimation: COFFEE | |
|
|
|
| Zernike basis used for φu and φd reconstruction | 36 Zernike polynomials |
| Regularization metric | none |
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