I recently had to build an infrared close proximity sensor that could tell if something was dropped in a parcel delivery drop box. After some searching, I ended up using a microcontroller and a piece ...

ROHM's RPR-0730 Analog Compact Optical Sensor Capable of high-precision detection of fast-moving objects. Relationship Between Line Width and Speed RPR-0730 achieves high-speed and high-precision ...

At the heart of every camera is a sensor, whether that sensor is a collection of light-detecting pixels or a strip of ...

Scientists use acoustic waves and condensed matter physics to detect proteins and cancer cells, sidestepping the limits of ...