An unexpected revisit to my earlier post on mouse encoder hacking sparked a timely opportunity to reexamine quadrature encoders, this time with a clearer lens and a more targeted focus on their signal ...

Build a basic optocoupler to protect and isolate circuits easily, perfect for DIY electronics projects Mike Johnson gives update on Jan. 6 plaque Hundreds of tourists stranded on remote island as ...

Founded in 2003, California-based eyewear retailer Zenni Optical offers more than 4,000 glasses and sunglasses designs, along with a range of lenses tailored to meet specialized needs. While some ...

This week, Hackaday’s Elliot Williams and Kristina Panos met up across the universe to bring you the latest news, mystery sound, and of course, a big bunch of hacks from the previous week. In Hackaday ...

Can also design your own PCB optical beam sensorts and have 3d printed button move slit into the path of light. Razer and TTC do a plastic shell with a lever going ...

Add Yahoo as a preferred source to see more of our stories on Google. Optical illusion drawing. Optical illusions are fun to examine, but making your own brings the fascination to a new level. If that ...