2026-08-21 16:33:59 +02:00
1 changed files with 6 additions and 2 deletions
@@ -1627,10 +1627,14 @@ class AareDAQ:
        if (res := getattr(aaredb_params, "targetresolution", None)) is not None:
            logger.debug(f"resolution: {res}")
            logger.debug(f"requested dtz: {self.diffraction_geometry.calc_dtz_mm(res)} ")
-            new_res = 1 / ((1 / res) + 0.1)
+            new_res = 1 / ((1 / res) + 0.01)
            corrected_dtz = self.diffraction_geometry.calc_dtz_mm(new_res)
            logger.debug(f"corrected dtz: {corrected_dtz}")
-            corrected_dtz = max(corrected_dtz, 108)
+            if corrected_dtz < self._devs.dtz_low:
+                logger.warning(
+                    f"Detector distance based on desired resolution cannot be reached, using minimum of {self._devs.dtz_low}."
+                )
+                corrected_dtz = self._devs.dtz_low
            params.dtz = round(corrected_dtz)

        osc = getattr(aaredb_params, "oscillation", None)