Hyperbolic paraboloids to go, why not!

Draft model

“Chips” draft model

I have been envisioning making a lamp shade with stack of Pringles-like features with various degrees of curvature. After trying out with a few CAD tools, I realised I could not draw what I had imagined – so I went out and asked a computer more formally with written instructions to carry out the magic.

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The return of ex-president: Krypto-Kekkonen

Visual cryptogrphy hiding piece of history

Visual cryptography that hides a piece of history

Due to recent events in world politics, I decided to take a look back and make an implementation of 3D-printed visual cryptography. There were some challenges as original model was designed for printing onto overhead transparencies, which are pretty much obsolete tech today.

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