Adobe Systems today announced Adobe Photoshop Lightroom 2.0 beta, a public preview of new and improved functionality to be delivered in the next major release. Lightroom is the professional photographer’s essential toolbox, providing one application for managing, adjusting and presenting large volumes of digital photographs. Lightroom 2.0 beta will feature enhancements such as dual-monitor support, localized dodge and burn correction and will be the first Adobe application to support 64-bit for Mac OS X 10.5 Intel Macs and Microsoft Vista 64-bit operating systems.