Spotted in the MAKE Flickr pool, this business-card-sized working mechanical iris model from clide8. The plan is freely available on Thingiverse.

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Sean Michael Ragan

Sean Michael Ragan

I am descended from 5,000 generations of tool-using primates. Also, I went to college and stuff. I am a long-time contributor to MAKE magazine and makezine.com. My work has also appeared in ReadyMade, c’t – Magazin für Computertechnik, and The Wall Street Journal.


  • Bryce Bell

    Thanks for putting this on the blog. I also have a greeting card sized design with the same mechanism http://www.thingiverse.com/thing:8788

  • Bryce Bell

    Thanks for putting this on the blog. I also have a greeting card sized design with the same mechanism http://www.thingiverse.com/thing:8788

  • http://www.facebook.com/businessinformation Business signs

    There are various a variety of conferences. They will cover anything from daily place of work get togethers and board group meetings to be able to seminars as well as merchandise presentations.business