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Table 1.
Variables presented in Sect. 2.
| Variable | Description |
|---|---|
| β | Factor that builds in safety margins in ϵ0. |
| γ | Ratio of the pupil diameter and reference hole diameter. |
| δθ | Misalignment angle of the RH polarizer. |
| ϵ0 | Distance of the RH to the center of the pupil. |
| λ | The wavelength of light. |
| Δλ | The spectral bandwidth. |
| dr | Diameter of the reference hole. |
| p | The strength of the instrumental polarization. |
| t | The relative polarization leakage. |
| D | Diameter of the pupil. |
| Ep | The central beam pupil-plane electric field after the modified Lyot stop. |
| Eref | The pupil-plane electric field of the RH. |
| ℱ{⋅} | The Fourier transform operator. |
| I0 | The focal-plane intensity of the central peak in the OTF. |
| Iic | The focal-plane intensity of the incoherent contribution (e.g., an exoplanet). |
| Ict | The focal-plane intensity of both sidebands in the OTF. |
| Ii | Focal-plane intensity image of channel i. |
 |
Focal-plane intensity image of channel i with companion. |
| Iref | The focal-plane intensity of the RH. |
 |
The focal-plane intensity of the RH corrected for polarizer leakage. |
| Isb | The focal-plane intensity of one sideband in the OTF. |
| Nact | Number of actuators along one axis in the pupil. |
| Npix | Number of pixels per λ/D. |
| OTFi | The OTF of channel i. |
| Rλ | The spectral resolution. |
| 𝒮 | The detector sampling in units of pixels per λ/D. |
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