2.5 D is the effect of making 2 dimensional images seem 3 dimensional by animating planes (foreground, mid-ground & background) along the z-axis.

We will be collaborating with a photographer and creating moving images from their stills.

WWF PARALLAX SEQUENCE from Make Productions on Vimeo.

Resources:
http://blog.visual.ly/the-2-5d-effect-how-to-animate-photos-and-create-a-parallax-shift/

More Examples:
https://vimeo.com/83380426
https://vimeo.com/41736391
https://vimeo.com/79626322