Imaging

How-To: Structured light 3D scanning

How-To: Structured light 3D scanning

Wow, an incredible Instructable fromKyle McDonald: The same technique used for Thom’s face in the Radiohead “House of Cards” video. I’ll walk you through setting up your projector and camera, and capturing images that can be decoded into a 3D point cloud using a Processing application. Most 3D scanning is based on triangulation (the exception […]

DIY Flashlamp-pumped organic dye laser

DIY Flashlamp-pumped organic dye laser

My friend Jon Singer has been experimenting with creating a relatively-cheap, straightforward flashlamp-pumped dye laser. This first-blush version uses caps he bought on eBay. As he refines the design, he hopes to avoid as many commercial components as possible. This proof-of-concept build was attempting to answer the musical question: Is a dozen Joules enough to […]