from panda3d.core import OrthographicLens
An orthographic lens. Although this kind of lens is linear, like a
PerspectiveLens, it doesn’t respect field-of-view or focal length parameters, and adjusting these will have no effect. Instead, its field of view is controlled by adjusting the film_size; the orthographic lens represents a planar projection onto its imaginary film of the specified size, hanging in space.