Fig. 18

image

Effective area of the ART-XC spare mirror system as a function of the offset angle measured by the TRoPIC pnCCD camera at the PANTER X-ray test facility. The measurements were performed in the Kα lines of Cr (5.41 keV, blue points), Cu (8.04 keV, orange points), and Ge (9.89 keV, green points).

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