So, I finally got a 3d printer (the excellent Monoprice Maker Select), and I’ve had it running more or less non-stop. One of the first things I did was to revisit a project from roughly 15 years ago- a kind of mechanical toy that causes a rainbow to appear out of (almost) nowhere.
The original version was made out of cardboard, but I’ve always thought it would be great to make one that was both smaller, and made of more durable materials. I designed the model using Fusion360, and I’m really happy with the results.
Here’s what it looks like in action:
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