1.  envi.men   C:\Program Files\ITT\IDL\IDL80\products\envi48\menu
(  ENVI     )
2.  landsat_read.sav   C:\Program Files\ITT\IDL\IDL80\products\envi48\save_add
(  ENVI     )
3.  ENVI 4.8   File->Open External File->Landsat 8 with Metadata

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