Microsoft has released an update to its RAW Image Thumbnailer and Viewer for Windows XP, which was made freely available in June this year. Version 1.0 adds support for RAW image files from selected Canon and Nikon cameras. The two Canons are the EOS 1D Mark IIn and the s EOS 5D. Supported Nikon cameras include the entry-level DSLRs, the D50 and D70s, plus the D2Hs It also fixes other bugs relating to the the TIFF file locking issue and problems with RAW files produced by the 5D.