Adobe announced the Lightroom 3.3 Release Candidate along with Camera Raw 6.3 and the DNG Converter 6.3. This release also introduces the Adobe Lens Profile Downloader.  The Lens Profile Downloader  is a free companion application to Photoshop CS5, Photoshop Lightroom 3, and the Camera Raw 6 plug-in. It allows customers to search, download, rate and comment on the online lens correction profiles that are created and shared by the user community. Care of Tom Hogarty.