J-head light rig for Prusa i3

This is another light setup for your extruder. The extruder baseline used was from Prusa i3 rework.

The fanduct has been modeled to fit on the j head aluminium extruder body. The ring is an off-the-self 50mm ring for couple euros you have 2 pcs.

http://www.ebay.de/itm/351196814296?ru=http%3A%2F%2Fwww.ebay.de%2Fsch%2Fi.html%3F_from%3DR40%26ghostText%3D%26_sacat%3D0%26_nkw%3D351196814296%26_rdc%3D1

You can modify the openscad file to use smaller ring, for example 40mm, or to create