Just use Windows Explorer or Photo Gallery and have easy access to RAW files.
Sony RAW Codec is fully compatible with Windows Vista, Windows 7 and Windows 8, including the 64-bit version of Windows 8. Support for Windows XP is not ensured.
You can use this codec if you have one of the following camera models: Cyber-shot DSC-R1, DSC-F828 and DSC-V3; digital SLR camera from the "α" series: DSLR-A100, DSLR-A200, DSLR-A300, DSLR-A350, DSLR-A700 and DSLR-A900 and even NEX or SLT cameras.
- See full list here
By using this tool, you will be able to display RAW photos as if they were JPEG files.