All three updates add support for the same list of new camera models, and further improve support for a couple of existing models.
The Lightroom 3.4 and Camera Raw 6.4 release candidates also add a selection of twelve new lens profiles, and tweak one lens profile due to quality concerns with the previous version. The Lightroom 3.4 RC further fixes seven bugs in the previous release, while Camera Raw 6.4's release notes list six corrected bugs.
In addition, both Windows and Mac users can now access new Raw file formats from four manufacturers -- Canon, Hasselblad, Olympus, and Samsung. The full list of newly supported cameras is as follows:
The new lens profiles cover a variety of lenses from five manufacturers for Canon and Nikon mounts, including lenses produced by Canon, Leica, Nikon, Sigma, and Tamron. In addition, the profile for the SIGMA 85mm F1.4 EX DG HSM in Canon-mount form has been improved. In full, the list of newly added lens profiles is as follows:
| Canon EF mount lenses |
| Manufacturer | Lens / Camera Name |
| Canon | EF 70-300mm f/4-5.6 L IS USM |
| Canon | EF 28-70mm f/2.8 L USM |
| Tamron | 18-270mm F/3.5-6.3DiII VC PZD B008E |
| Nikon F-mount lenses |
| Manufacturer | Lens Name |
| Nikon | AF-S DX NIKKOR 18-105mm f/3.5-5.6G ED VR |
| Nikon | AF-S DX VR Zoom-NIKKOR 55-200mm f/4-5.6G IF-ED |
| Nikon | AF-S Micro NIKKOR 60mm f/2.8G ED |
| Nikon | AF-S NIKKOR 24-120mm f/4G ED VR |
| Leica | APO-MACRO-SUMMARIT-S 1:2.5/120mm |
| Leica | SUMMARIT-S 1:2.5/35mm ASPH. |
| Leica | SUMMARIT-S 1:2.5/70 mm ASPH. |
| Sigma | 85mm F1.4 EX DG HSM |
| Tamron | 18-270mm F/3.5-6.3DiII VC PZD B008N |
| . |
The full list of bugs fixed in the Adobe Photoshop Lightroom 3.4 release candidate is as follows:
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Lightroom encountered issues presenting double-byte character metadata after the image was edited on Photoshop.com.
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Publish collections did not work properly if the sort order is set to descending. (“Z to A”).
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Using the up/down arrow keys or the mouse wheel to adjust a parameter while the graduated filter is activated caused increments of plus or minus 100 instead of 1.
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Interlacing artifacts, and a slight magenta cast in the deepest shadows could have appeared on some high-contrast edges of Canon mRaw files.
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A magenta color cast could have appeared on Nikon D7000 images if the multi-exposure feature was used with raw capture.
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Video files were allowed to be added to a SmugMug publish collection not capable of supporting video uploads.
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Folder creation caused an expanded folder hierarchy to close unexpectedly in the Library Module
For the Camera Raw 6.4 Release Candidate, the full list of bugs that have been squashed includes:
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Camera Raw did not allow write-back capability for the EXIF GPS properties
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The DNG File format did not support XMP Media Management
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A JPEG file with a specific characteristic was found to have a pink cast
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The undo command (Command Z) was failing to undo crop adjustments
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Single images marked for deletion were not moved to the trash
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A magenta color cast could have appeared on Nikon D7000 images if the multi-exposure feature was used with raw capture
For more details, visit the Lightroom 3.4 RC and Camera Raw 6.4 RC / DNG Converter 6.4 RC pages on Adobe Labs.
