This circuit shows how to use an ordinary LED as a light sensor. It makes use of the photovoltaic voltage developed across the LED when it is exposed to light. LEDs are cheaper than photodiodes and ...

In recent years, advances in photonics and materials science have led to remarkable developments in sensor technology, pushing the boundaries of what can be detected and measured. Among these ...

Pro-Lite is pleased to announce the SpectrALL spectrally tunable LED uniform light sources from Labsphere. Traditionally, image sensor and camera calibration has been performed using integrating ...