Table 1. Parameters of the developed advanced KB mirror optics.
H-Vert. | E-Vert. | H-Hori. | E-Hori. | |
---|---|---|---|---|
Vertical imaging | Horizontal imaging | |||
Shape | Hyperbola | Ellipse | Hyperbola | Ellipse |
a (m)* | 7.297 × 10−2 | 22.67 | 2.051 × 10−2 | 22.57 |
b (m)* | 1.101 × 10−3 | 2.444 × 10−2 | 3.111 × 10−4 | 1.356 × 10−2 |
Incident glancing angle (mrad)** | 4.67 | 5.51 | 4.73 | 5.51 |
Distance from object (mm)*** | 173 | 294 | 49.6 | 94.1 |
Mirror area length (mm) | 100 | 120 | 30 | 39 |
Magnification factor | 196 | 637 | ||
Numerical aperture ( × 10−3) | 1.44 | 1.51 |
*Ellipse x2/a2 + y2/b2 = 1 or hyperbola x2/a2 − y2/b2 = 1.
**Averaged over the whole mirror area.
***At the centre of the mirror area.