For anyone taking pictures in RAW format

If your camera has the capability to take pictures in RAW format, as well as JPG, here are links to PC and Mac versions of the program that allows you  to convert any desired images to uncompressed, high quality versions for printing larger size photos.

Any subsequent releases of the program are usually adding more camera models to the program.

Mac:
http://www.adobe.com/support/downloads/detail.jsp?ftpID=6018

Windows:
http://www.adobe.com/support/downloads/detail.jsp?ftpID=6019

Sorry. Paired the links with the wrong computer versions