In these calculations, the horizontal slit width is set constant at 30mm.
 

Vertical beam size FWHM (in mm)

(calculation made with a Horizontal beam width of 34.5 mm)
 

  E (keV)
Vertical Slit width (mm) 5 10 20 30
7 7.84 5.52 4.30 3.75
3 3.47 3.43 3.44 3.23
1 1.116 1.15 1.15 1.15
0.1 0.099 0.115 0.0968 0.0828


 

 

 

Vertical beam divergence FWHM (in 10-6 rad)

(calculation made with a Horizontal beam divergence of 1.19 x 10 -3 rad)

 

 

 

 

 

  E (keV)
Vertical Slit width (mm) 5 10 20 30
7 267 189 144 127
3 118 119 116 112
1 39.6 38.4 38.9 38.4
0.1 4.76 5.00 4.5 4.2