Photoelectric sensors use light to sense the presence, absence, or distance of target objects. They consist of an emitter light source, a photodiode or phototransistor receiver, and supporting ...

Sensors adhering to through-beam, diffuse, or retro-reflective sensor principles offer you choices to optimize performance in ...

If this sounds right for family members you'd like to keep a noninvasive eye on, you can pick up a pack of the Threshold Motion sensors for $60. There's no ongoing subscription either, so the one ...

The OV0TA1B CMOS image sensor from Omnivision fits 3-mm-high modules, ultrathin-bezel notebooks, webcams, and IoT devices.

When this happens, the column’s quantum state would undergo a transition that can be detected by a quantum sensor. “We’re playing the same game as photoelectric effect, except instead of photons – ...

Basically, the Sony ISX038 sensor exceeds the HDR capabilities of the human eye, which is quite impressive for such a small form factor. This feature would also be valuable for mobile camera ...

It was at the Olympic Winter Games St. Moritz 1948 that OMEGA first used the cellular photoelectric “eye”, which was able ... also feature built-in sensors that measure an athlete’s force ...

Biometric related sensors provide levels of enhanced security by capturing and validating human related metrics. Including Finger Print recognition, IRIS (eye) scanning and full facial recognition.

Most people should have a regular eye exam every couple of years. If you're older than 65 or have certain conditions, you may need more frequent checks. (Photo Credit: iStock/Getty Images.) ...