diff --git a/visualization/include/pcl/visualization/interactor_style.h b/visualization/include/pcl/visualization/interactor_style.h
index 7cc7210fb90..6b64fc5b944 100644
--- a/visualization/include/pcl/visualization/interactor_style.h
+++ b/visualization/include/pcl/visualization/interactor_style.h
@@ -157,8 +157,10 @@ namespace pcl
         void 
         setRendererCollection (vtkSmartPointer<vtkRendererCollection> &rens) { rens_ = rens; }
 
-        /** \brief Pass a pointer to the actor map
-          * \param[in] use_vbos
+        /** \brief Use Vertex Buffer Objects renderers.
+          * This is an optimization for the obsolete OpenGL backend. Modern OpenGL2 backend (VTK ≥ 6.3) uses vertex
+          * buffer objects by default, transparently for the user.
+          * \param[in] use_vbos set to true to use VBOs
           */
         inline void
         setUseVbos (const bool use_vbos) { use_vbos_ = use_vbos; }
@@ -282,7 +284,7 @@ namespace pcl
         /** \brief The maximum resizeable window width/height. */
         int max_win_height_, max_win_width_;
 
-        /** \brief The maximum resizeable window width/height. */
+        /** \brief Boolean that holds whether or not to use the vtkVertexBufferObjectMapper*/
         bool use_vbos_;
 
         /** \brief Set to true if the grid actor is enabled. */
diff --git a/visualization/include/pcl/visualization/pcl_visualizer.h b/visualization/include/pcl/visualization/pcl_visualizer.h
index 418c3c2768c..f62dc986ae8 100644
--- a/visualization/include/pcl/visualization/pcl_visualizer.h
+++ b/visualization/include/pcl/visualization/pcl_visualizer.h
@@ -1859,6 +1859,8 @@ namespace pcl
         setSize (int xw, int yw);
 
         /** \brief Use Vertex Buffer Objects renderers.
+          * This is an optimization for the obsolete OpenGL backend. Modern OpenGL2 backend (VTK ≥ 6.3) uses vertex
+          * buffer objects by default, transparently for the user.
           * \param[in] use_vbos set to true to use VBOs 
           */
         void