diff --git a/BasePlugin/PluginFunctions.cc b/BasePlugin/PluginFunctions.cc
index 7e623ab836190ea994061f1dddbfb69ab1a011aa..9b44aa49d0a1b7646d185f3d4bb187945d540727 100644
--- a/BasePlugin/PluginFunctions.cc
+++ b/BasePlugin/PluginFunctions.cc
@@ -606,6 +606,19 @@ double sceneRadius() {
    return examiner_widgets_[activeExaminer_]->scene_radius();
 }
 
+double sceneRadius( int _viewer ) {
+  if ( _viewer == ACTIVE_VIEWER ) {
+    return examiner_widgets_[activeExaminer_]->scene_radius();
+  } else if ( _viewer == ALL_VIEWERS )
+    std::cerr << "Illegal request for scene radius. Please select one viewer!" << std::endl;
+  else if ( ( _viewer >= 0 ) && _viewer < (int)examiner_widgets_.size() )
+    return examiner_widgets_[_viewer]->scene_radius();
+  else
+    std::cerr << "Requested illegal viewer for translate!!" << std::endl;
+  
+  return -1;
+}
+
 void translate( const ACG::Vec3d &_vector , int _viewer ) {
   if ( _viewer == ACTIVE_VIEWER ) {
     examiner_widgets_[activeExaminer_]->translate(_vector);
diff --git a/BasePlugin/PluginFunctionsViewControls.hh b/BasePlugin/PluginFunctionsViewControls.hh
index 88fc792c24e29e529cf6c2b2d778851eece43119..5b157e87ab54f49dce3909a85e6fdb75c699284c 100644
--- a/BasePlugin/PluginFunctionsViewControls.hh
+++ b/BasePlugin/PluginFunctionsViewControls.hh
@@ -169,13 +169,21 @@ void setScenePos(const ACG::Vec3d& _center  , int _viewer = ALL_VIEWERS);
 DLLEXPORT
 const ACG::Vec3d& sceneCenter( int _viewer = ALL_VIEWERS );
 
-/** \brief Returns the current scene radius from the examiner widget
+/** \brief Returns the current scene radius from the active examiner widget
  *
  * Returns the Radius of the scene
  */
 DLLEXPORT
 double sceneRadius();
 
+DLLEXPORT
+/** \brief Returns the current scene radius from a given examiner viewer
+*
+* Returns the Radius of the scene
+* @param _viewer Give the viewer which should be asked for its current scene radius
+*/
+double sceneRadius( int _viewer );
+
 /** \brief Translate viewer pos by given vector
  *
  * Translates the scene by a given vector. ( This is only a view transformation and does not