Or you can go back to basics and build this reflective RGB sensor from an LED and a photocell. The principle behind [TechMartian]’s approach is simplicity itself: shine different colored lights ...

[Fjord Carver] brings together an RGB LED and CdS Photoresistor to make a color sensor. Those Cadmium Sulfide lights sensors usually have a very wide swing of resistance when exposed to varying ...

We have developed a color image sensor with layered organic films. Typical image sensors for single-chip color cameras use a pixel mosaic pattern with color filters for red, green and blue (Fig.

Ever stared at a wall and wondered, What shade of blue is that? Enter the Nix Mini 3, the pocket-sized color sensor that makes guessing games a thing of the past. This sleek little gadget ...

Ability of Color Detection Sensors to Interface with IoT Systems and Provide Real-Time Data for Process Improvement Stimulating Sales: Fac ...