private void CameraCBox_SelectedIndexChanged(object sender, EventArgs e)
 {
     try
     {
         CameraCtrl.Camera = CameraCBox.SelectedIndex;
         CameraCtrl.DigitalZoom(0);
         CameraCtrl.BayerConversion = 1;
         CameraCtrl.Overlay         = 1;
     }
     catch (Exception ex)
     {
         MessageBox.Show(ex.Message);
     }
 }