An SVG version of File:01 Spiral CFL Bulb 2010-03-08 (transparent back).png. Made with Inkscape 0.48 using the "Trace Bitmap" option.Trace Bitmap setings were:
Mode:
Multiple scans: creates a group of paths; Grays; 24 scans; Smooth, Stack scans and Remove Background were all selected.
Options:
Suppress Speckles Size 90
Smooth corners Threshold 1.34
Optimize paths Tolerance 5.00
Own work
Sun Ladder