International
Tables for
Crystallography
Volume C
Mathematical, physical and chemical tables
Edited by E. Prince

International Tables for Crystallography (2006). Vol. C. ch. 4.4, p. 439

Figure 4.4.2.9 

I. S. Andersona and O. Schärpff
[Figure 4.4.2.9]
Figure 4.4.2.9

Geometry of a polarizing monochromator showing the lattice planes (hkl) with |FN| = |FM|, the direction of P and [\boldmu], the expected spin direction and intensity.