howtoswithmatt

How-To: Holography

I always assumed that the process of making a hologram was so complex that it was limited to only those with access to expensive lasers and other fancy optical equipment. But when I heard that the Maker Shed started carrying Litiholo’s Hologram Kit, I was surprised that such a thing existed and I was eager to give it a try. After carefully following the directions, my first hologram was visible, but just barely. This was better than I expected, actually. The manual stresses that controlling vibration is the most important factor in creating a good hologram, but I live in a busy Brooklyn apartment building that often feels the low rumble of the subway trains rolling by. I tried to make another, but this time I increased the exposure time from five minutes to fifteen as the instructions suggested. The result was a surprisingly sharp hologram of a toy car.

How-To: PVC and Cable Dyeing

I’m not surprised about the popularity of Sean Michael Ragan’s PVC dyeing technique write-up on Make: Projects. So many projects we feature use this boring white pipe because of its low price, widespread availability, and versatility. Since PVC doesn’t take paint very well, this PVC dyeing technique is perfect for adding those crucial finishing touches […]