Optical Elements

Slits 1

Double Crystal Monchromator

Be Window

Slits 2

Toroidal Mirror

Slits 3

Slits 4/5

Final Be Window

Diffractometer

Distance from source

23.6 m

24.3 m

25.2 m

25.5 m

27.0 m

27.8 m

47 m

47.3 m

51.6 m

Type

Horizontal/Vertical resolution: 2 µm, position/opening

Si 111 water cooled

100 µm thick

As for Slits 1

Single crystal silicon, reflection angle 4.5 mrad., length 1.2 m, coating Rh.

As for Slits 1

As for Slits 1

250 µm thick

11-axis,

8-circle

Beam Size at Sample

< 0.5 x 0.5 mm FWHM

Energy Range

2.5-15 keV

2.5-15 keV

Resolution dE/E

1.7 10^-4

1.7 10^-4