Vacuum Measurement Instruments Video - VMI Catalog - VMI Download VMI DPRG Series Single Line Display(20 mbar to 0.001 mbar) DPRG Series Exponential Display(20 mbar to 0.001 mbar) FLEXA Series Single Line Display(20 mbar to 0.001 mbar) FLEXA Series Exponential Display(20 mbar to 0.001 mbar) HYBRID Series Single Line Display(1000 mbar to 0.001 mbar) HYBRID Series Exponential Display(1000 mbar to 0.001 mbar)