Retro

Chris Schaie’s mechanical irises for sale

Chris Schaie’s mechanical irises for sale

When I first saw Chris’s gorgeous brass-and-wood irising door peephole mechanism in the ShopBot booth at Maker Faire, I knew it was something special: A beautiful piece of machinery, designed and built solely for the pleasure of operating and observing its operation. When Chris contacted us wanting to sell them in the Makers Market, naturally I was excited, but I was also a bit skeptical. I couldn’t imagine that such a large, relatively complex machine of solid brass and wood could be manufactured and sold at anything like a reasonable price point. But the $285 Chris is now asking, while certainly not cheap, is about 40% of what I was expecting to see when I clicked on his listing. I will be surprised if he can afford to continue selling them at that price. Which is why I already bought mine.

Lost Knowledge: Antique automata

Lost Knowledge: Antique automata

The Lost Knowledge column explores the possible technology of the future in the forgotten ideas of the past (and those just slightly off to the side). We look at retro-tech, “lost” technology, and the make-do, improvised “street tech” of village artisans and tradespeople from around the globe. “Lost Knowledge” was also the theme of MAKE […]

“Cuban Polaroid” is ultra-low-tech camera, darkroom all in one

“Cuban Polaroid” is ultra-low-tech camera, darkroom all in one

It was a wooden box with the bellows and lens from a folding camera mounted at one end with a complete darkroom inside. Using photographic printing paper the photographer would expose a sheet of paper for the negative, develop, stop, and fix it inside the camera, then put a copy stand on the camera and photograph the negative (to obtain a positive), develop, stop, and fix, then wash the final print in a coffee can of water attached to his homemade tripod.