X-Ray Automatic Diffractometer 3. Goniometer 3.1 Type: Vertical(q/q or q/2q) 3.2 ... Accuracy: 0.008° 3.8 Slit: Divergence slit: 1/6°, 1/2°, 1°,2°,3°,4° Receiving slit: 0.08, 0.15, 0. ... 3, 0.4, 0.6, 1.0, 2.0mm Scattering slit: 1/2°, 1°,2°,3°,4° Soller slit: two sets 3 ... .9 Filter: Ni, Fe XD Automatic X-Ray Powder Diffractometer XD2 ...