Index: trunk/Mars/mjobs/MJSimulation.cc
===================================================================
--- trunk/Mars/mjobs/MJSimulation.cc	(revision 19540)
+++ trunk/Mars/mjobs/MJSimulation.cc	(revision 19541)
@@ -443,5 +443,5 @@
     MParEnv env1("GeomCones");
     MParEnv env2("MGeomCam");
-    env0.SetClassName("MReflector");
+    env0.SetClassName("MOptics");
     env1.SetClassName("MGeomCam");
     env2.SetClassName("MGeomCam");
@@ -1099,5 +1099,5 @@
             gPad->SetGridy();
             gROOT->SetSelectedPad(0);
-            static_cast<MReflector*>(env0.GetCont())->DrawClone("line")->SetBit(kCanDelete);
+            static_cast<MOptics*>(env0.GetCont())->DrawClone("line")->SetBit(kCanDelete);
         }