Arduino controlled Laser Time Writer - Elektor (blog)

Elektor (blog)

Arduino controlled Laser Time Writer Elektor (blog) This new kit is a variant of Elektor's earlier published sand clock. Instead of writing the time in a layer of sand, it uses a laser module to plot the time onto a piece of glow-in-the-dark sticker material. The afterglow time of this phosphorescent ... y más »