diff --git a/cura/CameraAnimation.py b/cura/CameraAnimation.py
index 99aa6231db..c6051c58d1 100644
--- a/cura/CameraAnimation.py
+++ b/cura/CameraAnimation.py
@@ -6,7 +6,6 @@ from PyQt5.QtCore import QVariantAnimation, QEasingCurve
 from PyQt5.QtGui import QVector3D
 
 from UM.Math.Vector import Vector
-from UM.Logger import Logger
 
 
 class CameraAnimation(QVariantAnimation):
@@ -15,7 +14,6 @@ class CameraAnimation(QVariantAnimation):
         self._camera_tool = None
         self.setDuration(500)
         self.setEasingCurve(QEasingCurve.InOutQuad)
-        self.valueChanged.connect(self._onValueChanged)
 
     def setCameraTool(self, camera_tool):
         self._camera_tool = camera_tool
@@ -26,10 +24,5 @@ class CameraAnimation(QVariantAnimation):
     def setTarget(self, target):
         self.setEndValue(QVector3D(target.x, target.y, target.z))
 
-    # def updateCurrentValue(self, value):
-    #     Logger.log("d", "  ### value: %s" % str(value))
-    #     self._camera_tool.setOrigin(Vector(value.x(), value.y(), value.z()))
-
-    def _onValueChanged(self, value):
-        Logger.log("d", "  _onValueChanged value: %s" % str(value))
+    def updateCurrentValue(self, value):
         self._camera_tool.setOrigin(Vector(value.x(), value.y(), value.z()))
diff --git a/cura/CuraApplication.py b/cura/CuraApplication.py
index add7b4a143..61ead2d570 100644
--- a/cura/CuraApplication.py
+++ b/cura/CuraApplication.py
@@ -1230,3 +1230,15 @@ class CuraApplication(QtApplication):
 
     def addNonSliceableExtension(self, extension):
         self._non_sliceable_extensions.append(extension)
+
+
+    @pyqtSlot("QVector3D")
+    def testQVector3D(self, vect):
+        Logger.log("d", "got QVector3D: %s : %s %s %s" % (vect, vect.x(), vect.y(), vect.z()))
+
+    @pyqtProperty("QVector3D")
+    def getQVector3D(self):
+        from PyQt5.QtGui import QVector3D
+        vect = QVector3D(1.0, 2.0, 3.0)
+        Logger.log("d", "get QVector3D: %s" % vect)
+        return vect
diff --git a/plugins/LayerView/LayerView.qml b/plugins/LayerView/LayerView.qml
index 9da7a0f0d2..9e51ab084d 100644
--- a/plugins/LayerView/LayerView.qml
+++ b/plugins/LayerView/LayerView.qml
@@ -306,6 +306,16 @@ Item
                 }
                 text: catalog.i18nc("@label", "Show Infill")
             }
+            CheckBox {
+                checked: true
+                onClicked: {
+                    CuraApplication.log("getting QVector3D");
+                    var v = CuraApplication.getQVector3D;
+                    CuraApplication.log("getting QVector3D");
+                    CuraApplication.testQVector3D(v);
+                }
+                text: catalog.i18nc("@label", "test")
+            }
         }
     }
 }