2020 profile desk lamp

I very much liked the design of this lamp - http://www.thingiverse.com/thing:92382 - but I wanted to use 2020 extrusion and to also design my own head to take cheap COB LED strips from ebay.

Mine were described as "12V LED STRIP DRL DAYTIME RUNNING LIGHTS FOG COB CAR LAMP WHITE DAY DRIVING" - www.ebay.co.uk/itm/6x-12V-LED-STRIP-DRL-DAYTIME-RUNNING-LIGHTS-FOG-COB-CAR-LAMP-WHITE-DAY-DRIVING-/172359171337.

I reimplemented the base of the lamp in openscad, designed my own head for it, plus cap