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Figure 6
Expected field of view for parabolic refractive beryllium and aluminium X-ray lenses with E = 20 keV, f = 2.35 m, N = 50 for Be and N = 31 for Al. The test pattern is a Ni grid with 50 µm and 10 µm grid width and thickness. |
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Figure 6
Expected field of view for parabolic refractive beryllium and aluminium X-ray lenses with E = 20 keV, f = 2.35 m, N = 50 for Be and N = 31 for Al. The test pattern is a Ni grid with 50 µm and 10 µm grid width and thickness. |