diff --git a/EgtGraphics.rc b/EgtGraphics.rc
index 629cbf7..ae2e7d0 100644
Binary files a/EgtGraphics.rc and b/EgtGraphics.rc differ
diff --git a/SceneCamera.cpp b/SceneCamera.cpp
index db95998..e98c8b2 100644
--- a/SceneCamera.cpp
+++ b/SceneCamera.cpp
@@ -51,6 +51,11 @@ Scene::SetCamera( double dAngVertDeg, double dAngOrizzDeg, double dDist)
       m_vtUp = - FromPolar( 1, dAngOrizzDeg) ;
       m_bUpOk = true ;
    }
+  // lo stesso anche per vista da sotto
+   else if ( abs( dAngVertDeg - ANG_STRAIGHT) < EPS_ANG_SMALL) {
+      m_vtUp = FromPolar( 1, dAngOrizzDeg) ;
+      m_bUpOk = true ;
+   }
    return true ;
 }
 
@@ -134,6 +139,12 @@ Scene::GetCamera( double* pdAngVertDeg, double* pdAngOrizzDeg, double* pdDist)
       else
          dAngOrizzDeg = -90 ;
    }
+   else if ( fabs( dAngVertDeg - ANG_STRAIGHT) < EPS_ANG_SMALL) {
+      if ( m_bUpOk)
+         (m_vtUp).ToSpherical( nullptr, nullptr, &dAngOrizzDeg) ;
+      else
+         dAngOrizzDeg = 90 ;
+   }
    if ( pdAngVertDeg != nullptr)
       *pdAngVertDeg = dAngVertDeg ;
    if ( pdAngOrizzDeg != nullptr)