Just saw this on Ebay, no use to me as I already have something very similar and am now more focussed on solid-state devices, but might be of interest to someone on this forum - looks a lot like one of David Green's Lasertech designs :
http://cgi.ebay.co.uk/ws/eBayISAPI.d...m=290279681144
(Auction ends 11th Dec at 18:41 GMT; I have no connection with this seller)