DIY Projects

Open-Source Microscope Illuminator

Open-Source Microscope Illuminator

Stephen Richardson of Tangent Audio built the AZIZ light ring for his Bausch & Lomb stereo microscope. AZIZ is an LED microscope illuminator that I designed and built from scratch. It is designed around a Texas Instruments TLC59116 constant-current PWM LED driver chip, and an Atmel ATTiny1634 AZIZ has 64 LEDs, half super-bright and half […]

How-To: Color-Matching Chameleon Scarf

How-To: Color-Matching Chameleon Scarf

Another cool wearables project from Adafruit Director of Wearable Electronics and MAKE alum Becky Stern. In this design, Becky is showing off the capabilities of Adafruit’s FLORA wearable color sensor. She’s sewn it into a circuit with a FLORA microcontroller and 12 FLORA RGB LEDs, on a ruffled scarf designed to diffuse the light and give a softer effect.