CU Boulder researchers have built high-performing optical microresonators, opening the door for new sensor technologies. At ...

Apple is working on new fingerprint sensing technology that could work through an iPhone display by taking advantage of off-axis angular light. In a new patent application, Apple hones in on optical ...

A dust sensor is an optical electronic system to detect fine particles such as dust. In principle, an optical dust sensor detects the dust particle concentration the in air by using an optical sensing ...

The Fraunhofer Institute of Optronics, System Technologies and Image Exploitation IOSB is developing design concepts for sensors like these on behalf of the German Ministry of Defense. In this ...

From Disney World to the smartphone in your pocket, fingerprint scanners have become commonplace these days. Even budget phones sport the tech, sometimes alongside other biometric unlocking options ...

Optical in-display fingerprint sensors work using light, and in Android phones that have adopted this technology, the screen lights up with a fingerprint icon where you're meant to place a finger to ...