Focusing Polycapillary Optics and Their Applications

<table>Estimating the maximum incident angle, <svg height="9.6374998" id="M23" style="vertical-align:-0.12375pt" version="1.1" viewbox="0 0 7.4625001 9.6374998" width="7.4625001" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,9.6375)">
<g transform="translate(72,-64.29)">
<text transform="matrix(1,0,0,-1,-71.95,64.46)">
<tspan style="font-size: 11.21px; " x="0" y="0">𝜃</tspan>
</text>
</g>
</g>
</svg>.</table>

X-Ray Optics and Instrumentation

fig9

Figure 9

Figure 9: Focusing Polycapillary Optics and Their Applications 