Q: how do i download photos from NikonD600 raw to Mac OS X 10.6

Hello, Garry.  

Thank you for visiting Apple Support Communities.  

I understand that you want to import raw images from your camera to your Mac.  Here is some information that will help you with this.  

Using a camera with your Mac

http://support.apple.com/en-us/HT201734

Cheers, 

Jason H.