A new release candidate (5.4) of Adobe’s Camera Raw plug-in for CS4 products is available for download from Adobe Labs.

Newly supported camera models:

• Canon EOS 500D (EOS Rebel T1i)
• Epson R-D1x
• Hasselblad CF-22
• Hasselblad CF-22MS
• Hasselblad CF-39CF-39MS
• Hasselblad CFH-22
• Hasselblad CFH-39
• Hasselblad CFV503
• Hasselblad CWDH2D-22
• Hasselblad H2D-39
• Hasselblad H3D-22
• Hasselblad H3D-31
• Hasselblad H3D-39
• Hasselblad H3DII-22
• Hasselblad H3DII-31
• Hasselblad H3DII-39
• Hasselblad H3DII-39MS
• Hasselblad H3DII-50
• Kodak EasyShare Z980
• Nikon D5000
• Olympus E-450
• Olympus E-620
• Panasonic Lumix DMC-GH1
• Sigma DP2

The release also includes new DNG Compatibility conversion options, meant to help address the additional options available with an upcoming revision of the DNG Specification. The latest version of the free DNG Converter (downloadable from the same page) converts the raw files from well over 200 cameras, including those mentioned above, to be compatible with DNG-reading software (including previous versions of Camera Raw).

To learn more about Camera Raw, read these primers:

• Understanding digital raw capture (PDF, 1000k )
• Linear gamma (PDF, 235k )