X-Ray Optics and Instrumentation / 2010 / Article / Tab 2

Review Article

Kirkpatrick-Baez (KB) and Lobster Eye (LE) Optics for Astronomical and Laboratory Applications

Table 2

Comparison of Wolter and KB optical arrangement in astronomical X-ray telescope (Marsikova, 2009 [8]).

KBW

Type of opticsParabolic-parabolic planarParabolic-hyperbolic rotational
Number of reflections22
Focal length aperture 2 0 m 9 1 3 × 9 1 3 m m 1 0 m d i a 9 1 3 m m
4 0 m 1 8 2 6 × 1 8 2 6 m m 2 0 m d i a 1 8 2 6 m m
First mirror134 mm from axis134 mm from axis
268 mm from axis268 mm from axis
Numbers of mirrors420394
840788
Length of substrate300 mm300 mm
Material substrateSiliconGlass
SurfaceGoldGold

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