Latest Optical Sensors Articles and Videos

Since different colors reflect different levels of light, you can use a photoresistor or a phototransistor to sense…

Since different colors reflect different levels of light, you can use a photoresistor or a phototransistor to sense different colors.

The ease with which an Arduino can obtain sensor values is one of the features that makes it so useful.

The ease with which an Arduino can obtain sensor values is one of the features that makes it so useful.

Tekronix and IEMN announce the world's fastest wireless to optical bridge.

Tekronix and IEMN announce the world's fastest wireless to optical bridge.

Monitoring the output of a light-dependent resistor, or photoresistor, allows the Arduino to know how light or dark it…

Monitoring the output of a light-dependent resistor, or photoresistor, allows the Arduino to know how light or dark it is. When the light falls below a certain level, the Arduino turns on a couple of LEDs.