1685 Microsoft Document Imaging File Format Image (Raster) This is a proprietary file format created by Microsoft Document Imaging, a program which enables the editing and annotation of documents scanned by Microsoft Office Document Scanning. It was introduced in Office XP and was included in Office 2003 and 2007. This format is a variant of TIFF. 1 Digital Preservation Department / The National Archives 18 May 2016 18 May 2016 fmt/881 PUID image/vnd.ms-modi MIME mdi File extension 1233 Microsoft Document Imaging File Format EP*. 1 Absolute from BOF 0 0 45502A00