Housing for ELP 920P stereo fisheye webcam module

This is a easy-printing housing for an ELP stereo webcam, which comes as a bare board with fisheye lenses: the [ELP-960P2CAM-L180](http://www.webcamerausb.com/elp-fisheye-synchronized-usb-camera-stereo-webcam-mjpeg-60fps-2560x960-dual-lens-ov9750-industrial-mini-80165mm-camera-module-p-287.html)

It accepts a 1/4"-20 nut in the bottom to allow tripod mounting: you may want to glue the nut in place (I used hot-melt glue).

I initially intended for this to be the bottom part of a two-piece com