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Table 2.
Parameters presented in Sect. 3.
| Variable | Description |
|---|---|
| α | Vector containing the modal coefficients αi. |
 |
Estimation of α by algorithm. |
| γ | Assumed power spectrum in the regularization term. |
| θj | Pupil-plane phase of PSF j (aberration + vAPP). |
| θAPP | Pupil-plane phase of the vAPP. |
 |
Variance of detector noise. |
 |
Total noise variance ( ). |
 |
Variance of photon noise. |
| ϕi | Pupil-plane phase of aberration mode i. |
| aj | Relative intensity PSF j, see Eqs. (23)–(25). |
| A | Pupil-plane amplitude. |
| 𝒞{ ⋅ } | Fraunhofer propagator (Goodman 2005). |
| Epup | Pupil-plane electric field. |
| D | Image used for wavefront sensing. |
| Ifoc, j | PSF j, see Eq. (26). |
| L | Fractional strength of leakage PSF. |
 |
Estimation of L by algorithm. |
| ℒ | Objective function, see Eq. (20). |
| M | PSF model of vAPP, see Eq. (22). |
| Np | Total number of photons in image. |
 |
Estimation of Np by algorithm. |
| Nb | Background level in image. |
 |
Estimation of Nb by algorithm. |
| ℛ | Regularization term, see Eq. (21). |
| v | Fractional degree of circular polarization. |
 |
Estimation of v by algorithm. |
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