Safety light curtains play an important role in many machine-safety strategies. Light curtains consist of two linear arrays of through-beam optical sensors commonly referred to as light bars. Only one ...

Light sensors often use an infrared LED as a light source. Infrared LEDs have a greater intensity than LEDs that emit visible light. And when infrared photodiodes are used the sensors are relatively ...

As electronics seamlessly weave their way into our lives, sensors play an increasingly important role. Light sensors are among the simplest and cheapest sensors, allowing their inclusion into numerous ...