Most ambient lights and sensors are designed to generate light ... Arduino-powered Shiftbrite LED ambilight setup takes things a step further by automatically adjusting the color and intensity ...

The attached shield—dubbed the “Ambient Board”—is a buffet of sensors: temperature, humidity, CO, NO2, light intensity ... it can send sensor data to the web over a WiFi connection.

Mass production technology for silicon based ultraviolet (UV) light sensors, suitable for smartphones and wearable devices in the Internet of Things ... UV light intensity to the sensor.