Diffraction vector type: 0,k,l
For k = 1, l = 1: I /= 0 F = (Fx,0,0)
For k = 1, l = 2: I /= 0 F = (Fx,0,0)
For k = 2, l = 1: I /= 0 F = (0,Fy,Fz)
For k = 2, l = 2: I /= 0 F = (0,Fy,Fz)
Diffraction vector type: h,0,l
For h = 1, l = 1: I /= 0 F = (0,Fy,0)
For h = 1, l = 2: I /= 0 F = (0,Fy,0)
For h = 2, l = 1: I /= 0 F = (Fx,0,Fz)
For h = 2, l = 2: I /= 0 F = (Fx,0,Fz)
Diffraction vector type: h,k,0
For h = 1, k = 1: I /= 0 F = (Fx,Fy,0)
For h = 1, k = 2: I /= 0 F = (Fx,Fy,0)
For h = 2, k = 1: I /= 0 F = (Fx,Fy,0)
For h = 2, k = 2: I /= 0 F = (Fx,Fy,0)
Diffraction vector type: h,h,l
For h = 1, l = 1: I /= 0 F = (Fx,Fx,Fz)
For h = 1, l = 2: I /= 0 F = (Fx,Fx,Fz)
For h = 2, l = 1: I /= 0 F = (Fx,Fx,Fz)
For h = 2, l = 2: I /= 0 F = (Fx,Fx,Fz)
Diffraction vector type: h,-h,l
For h = 1, l = 1: I /= 0 F = (Fx,-Fx,Fz)
For h = 1, l = 2: I /= 0 F = (Fx,-Fx,Fz)
For h = 2, l = 1: I /= 0 F = (Fx,-Fx,Fz)
For h = 2, l = 2: I /= 0 F = (Fx,-Fx,Fz)