After one release candidate, Adobe rolled out the stable version of Camera Raw 6.6 plug-in for Photoshop CS5, Photoshop Elements and Adobe Premiere Elements.
The new version adds support for more cameras: Canon Powershot S100, Fuji FinePix X10 Leica V-LUX 3, Nikon 1 V1, Nikon 1 J1, Panasonic DMC-GX1, Ricoh GR Digital IV, Samsung NX5, Samsung NX200 and Sony NEX-7.
The new version of the plug-in replaces the previous installation in Photoshop CS5, Photoshop Elements 10 and Premiere Elements 10.
Also, Camera Raw is not compatible with earlier versions of Photoshop CS5 and Photoshop Elements 8 for
Windows and
Mac.
Automated installation of the latest Camera Raw plug-in is available for the above-mentioned software packages. The option is available in the Help menu of each suite.
Check out this page for the full list of changes
Download Camera Raw for Windows
Download Camera Raw for Mac