Is there any tutorial anywhere how to get a 3D model from PS into octane so it looks the same?

I tried to export a 3D layer from PS CS5 extended as Wavefront file and imported it into octane. But the lights seem to be gone. At least I think so, because the model now is totally black. I just want the model to look as it did in Photoshop.
Would be cool to have an octane plugin or so for PS to ...