Main parameters of the numerical study – based on ASPIICS.
|Wavelength||λ = 550 nm|
|Angular radius of the Sun||R⊙ = 0.0046542 rad|
|= 960 arcsec|
|Radius of the external occulter||R = 710 mm|
|Distance plane O – plane A||z0 = 144.348 m|
|Radius of the pupil||Rp = 25 mm|
|Focal length of the telescope||f1 = 330.348 mm|
|Radius of the internal occulter||Rio = 1.662 mm|
|= 1.079 R⊙|
|Hole radius of the internal occulter||0.489 mm|
|Radius of the Lyot stop||Rls = 0.97 Rp|
|= 24.25 cm|
|Size of the array for FFT||N = 213 = 8192|
|Sampling in plane A||sA = 18.5 μm|
Notes. See Sect. 2 for explanations.
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