ok, looks like it's height based, so smth like F = H / (2 tan (fov / 2)) = 0.5 * view.height / Math.tan (PerspectiveLens (camera.lens).fieldOfView * Math.PI/360), am I right?
- [away3d] PerspectiveLens focal length makc
- [away3d] Re: PerspectiveLens focal length makc