When [Felix Rusu], maker of the popular Moteino boards which started life as wireless Arduino compatibles, says he’s made a wireless ring light for his SMD microscope, we redirect our keystrokes to ...

This microscope offers a field of view as large as 33mm (1-19/64") with a working distance of 105mm (4-1/8, and a wide 6.7:1 zoom ratio. The included 144-LED ring light provides bright, ...

Here is an economical way to experiment with light, color, and optics. You get one Red LED light source, one Green LED light source, and one Blue LED light source. The three LEDs can be controlled ...

Designed for deployment in inspection microscopes, the RL-9 LED ringlight can illuminate a 2" spot with an intensity of 55,000 lux, nearly the brightness of direct sunlight. This bright output allows ...