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Fig. 4

image

Contrast curve (top) computed from the coronagraphic image that was obtained with the SCC in monochromatic light (Fig. 3) and spatial cumulative function (bottom) associated with images obtained with the SCC in monochromatic light (red solid line) and in polychromatic light, assuming Δλ = 40 nm (green dotted line) and 80 nm (blue dashed line).

This figure is made of several images, please see below:

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