If you’re a Mac user, two new cameras now have official support. OS X Mountain Lion provides system-level support for digital camera RAW formats. In order to use these files, you can access them through Aperture or iPhoto on your Mac. You can also browse at the system level looking through folders.
Supported by Digital Camera RAW Compatibility Update 4.03*
- Canon EOS 6D
- Nikon 1 V2
You can find out about other recently added cameras that work on your Mac here http://support.apple.com/kb/HT5371?viewlocale=en_US&locale=en_US