Geometric shade for Ikea shade base

We are all cities in the night, longingly reaching for each other, welcomed by distant yet familiar skylines - 181.5 x 92.5 x 92.5 mm - the built-in screw helps secure the lampshade on the socket - it fits any IKEA E27 chord sets Tested with HEMMA http://www.ikea.com/gb/en/prod... and SEKOND http://www.ikea.com/gb/en/prod... 3D PRINTING SETTINGS city_of_night_lampshade.stl .2 layer height 20% infill no support 42 meters of filament ~ 125g  about 14 hours @ 3600mm/s