Changes in src/sas/sascalc/data_util/qsmearing.py [9a5097c:0ac6e11] in sasview

File:

• src/sas/sascalc/data_util/qsmearing.py (modified) (1 diff)

src/sas/sascalc/data_util/qsmearing.py

@@ -67 +67 @@
     if _found_sesans == True:
         #Pre-compute the Hankel matrix (H)
-        qmax, qunits = data.sample.zacceptance
         SElength = Converter(data._xunit)(data.x, "A")
-        zaccept = Converter(qunits)(qmax, "1/A"),
+
+        theta_max = Converter("radians")(data.sample.zacceptance)[0]
+        q_max = 2 * np.pi / np.max(data.source.wavelength) * np.sin(theta_max)
+        zaccept = Converter("1/A")(q_max, "1/" + data.source.wavelength_unit),
+
         Rmax = 10000000
         hankel = SesansTransform(data.x, SElength, zaccept, Rmax)