The Spirograph is made from 4mm acrylic sheet, cut by laser cutting machine. I designed the Spirograph's gears on Matthias Wandel's gear template generator program.

More pictures and info here:
Gear template generator by Matthias Wandel -
3-d router pantograph by Matthias Wandel -
My pantograph reviewed on Matthias site:
online Spirograph (a lot of fun, great for kids) -




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