Canon and Nikon Firmware Update
Today Canon and Nikon have announced a firmware update for the Canon EOS 50D and Nikon D300. Canon update for corerct phenomenon in which an image becomes overexposed. Nikon update to improves focus performance in dynamic-area AF mode contrast-detect mode in live view.
[ Source : dpreview and dcviews ]
Nikon D300 for Mac users click here
Nikon D300 for Windows users click here
Canon EOS 50D firmware download page

