You can enable stereo mode and choose whether to use off-axis or parallel stereo camera projections

Stereo Output

This specifies the output rendered in stereo mode.

Left: Render only the image for the left eye

Right: Render only the image for the right eye

Side-by-side: Renders the scene as a pair of two-dimensional images

Anaglyphic: When active, the render will be able to be viewed with Red / Blue 3D glasses

Over-under: The pair of two dimensional images is placed one above the other for special viewers

Eye Distance

This is the distance between the left and the right eye in stereo mode, measured in meters.

Left Stereo Filter / Right Stereo Filter

The left and right filter colors used to create the anaglyphic stereo affect in the render.