The Microsoft Camera Codec Pack enables the viewing of a variety of device-specific file formats.
http://www.microsoft.com/en-us/download/details.aspx?id=26829
Overview
The Microsoft Camera Codec Pack enables the viewing of a variety of device-specific file formats in Window Live Photo Gallery as well as other software that is based in Windows Imaging Codecs (WIC).
Installing this package will allow supported RAW camera files to be viewable in Windows Explorer.
This package is available in both 32-bit (MicrosoftCodecPack_x86.msi) and 64-bit (MicrosoftCodecPack_amd64.msi) versions.
The Microsoft Camera Codec Pack provides support for the following device formats:
Canon: Digital Rebel XT, Digital Rebel XTi, EOS 10D, EOS 20D, EOS 30D, EOS 40D, EOS 50D Digital, EOS 60D, EOS 300D, EOS 350D, EOS 400D, EOS 450D, EOS 500D, EOS 550D, EOS 600D, EOS 1000D, EOS 5D, EOS 5D Mark II, EOS 5D Mark III, EOS 7D Digital, EOS D30, EOS D60, EOS Digital Rebel, EOS Kiss Digital, EOS Kiss Digital N, EOS Kiss Digital X, EOS Kiss F, EOS Kiss X2, EOS Kiss X3, EOS Kiss X4, EOS Kiss X50, EOS M, EOS Rebel T1i, EOS Rebel T2i, EOS Rebel T3, EOS Rebel T3i, EOS Rebel XS, EOS Rebel XSi, EOS-1D, EOS-1D X, EOS-1D Mark II, EOS-1D Mark II N, EOS-1D Mark III, EOS-1D Mark IV, EOS-1Ds, EOS-1Ds Mark II, EOS-1Ds Mark III, PowerShot G1 X, PowerShot G2, PowerShot G3, PowerShot G5, PowerShot G6, PowerShot G9, PowerShot G10, PowerShot G11, PowerShot G12, PowerShot G15, PowerShot Pro1, PowerShot S90, PowerShot S95, PowerShot S100, PowerShot S110, PowerShot SX1 IS
Casio: EX-FH20
Epson: R-D1
Kodak: EasyShare Z981, EasyShare Z1015 IS
Konica Minolta: ALPHA SWEET DIGITAL, ALPHA-5 DIGITAL, ALPHA-7 DIGITAL, DiMAGE A1, DiMAGE A2, DYNAX 5D, DYNAX 7D, Maxxum 5D, Maxxum 7D
Leica: DIGILUX 3, D-LUX 4, M8, M8.2, M9
Olympus: C-7070 Wide Zoom, C-8080 Wide Zoom, E-1, E-3, E-10, E-20, E-30, E-420, E-450, E-520, E-620, EVOLT E-300, EVOLT E-330, EVOLT E-400, EVOLT E-410, EVOLT E-500, EVOLT E-510, OM-D E-M5, PEN E-P1, PEN E-P2, PEN E-PL1, PEN E-PL2, PEN E-PL3, PEN E-PM1, XZ-1
Nikon: 1 J1, 1 J2, 1 V1, Coolpix P6000, Coolpix P7000, Coolpix P7100, D1H, D2H, D2Hs, D2X, D2Xs, D3, D3s, D3X, D4, D40, D40x, D50, D60, D70, D70s, D80, D90, D100, D200, D300, D300s, D700, D800, D800E, D3000, D3100, D3200, D5000, D5100, D7000
Panasonic: Lumix DMC-FZ150, Lumix DMC-G1, Lumix DMC-G3, Lumix DMC-GF1, Lumix DMC-GF2, Lumix DMC-GF3, Lumix DMC-GH1, Lumix DMC-GH2, Lumix DMC-LX3, Lumix DMC-LX5
Pentax (PEF formats only): *ist D, *ist DL, *ist DS, K10D, K20D, K100D, K100D Super, K110D, K200D, K-5, K-7, K-r, K-x
Samsung: NX10, NX11, NX20, NX1000
Sony: DSLR-A100, DSLR-A200, DSLR-A230, DSLR-A300, DSLR-A330, DSLR-A350, DSLR-A380, DSLR-A500, DSLR-A550, DSLR-A560, DSLR-A580, DSLR-A700, DSLR-A850, DSLR-A900, Alpha NEX-C3, Alpha NEX-3, Alpha NEX-5, Alpha NEX-5N, Alpha NEX-7, Alpha SLT-A33, Alpha SLT-A35, Alpha SLT-A55/A55V, Alpha SLT-A57, Alpha SLT-A65V, Alpha SLT-77V, Cyber-shot DSC-R1