Adobe Photoshop CS3 Extended is a specialized edition of Adobe’s flagship image editing software. Released in April 2007 alongside the standard edition, it was designed to push the boundaries of digital imaging by adding capabilities tailored for film, video, multimedia, architecture, engineering, medical, and scientific professionals.
While standard Photoshop CS3 focused heavily on photographers and traditional graphic designers, reviewers at platforms like CNET noted that the Extended version targeted distinct vertical industries by packing highly technical 3D, video, and measurement features into the interface. Core Additions Beyond Standard CS3
According to documentation found on the Adobe Wiki | Fandom, the Extended version includes every feature found in standard CS3 plus several advanced toolsets:
3D Compositing and Texture Editing: Users could import common 3D formats—such as OBJ, 3DS, U3D, KMZ, and COLLADA—and scale, rotate, or manipulate them directly within a 2D composition. Designers could also edit textures directly on the 3D model and watch it update in real time.
Video and Motion Graphics: It introduced the ability to open video files and paint, clone, or edit frames directly using Photoshop’s primary brush tools. It included an advanced animation timeline adapted from Adobe After Effects to manipulate layer position, opacity, and styles via keyframes.
Image Analysis and Measurement: Built specifically for architects, engineers, and scientists, it featured precise extraction tools to calculate dimensions, distances, and area metrics from images.
Specialized Formatting: It included compatibility for native medical imaging formats like DICOM image stacks. Classic Interface and Foundation Adobe Photoshop CS3 – Habr
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