Fig. 2
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Working principle of the PIAAN. Top: coupling of the star (on-axis). Bottom: coupling of the companion at 2 λ/D . Left: PIAA PSF and overlayed IFU at 620 nm, with the “companion” lenslet showcased. Right: horizontal cut view of the PSF in log scale, with the yellow part showing the electric field coupled to the fiber at the companion position.
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