SPAD Camera (IMAGE) Optica Caption Researchers have developed the first megapixel photon-counting camera based on single-photon avalanche diode (SPAD) image sensors. The new camera can capture images in faint light at unprecedented speeds. Credit Arianna M. Charbon, Kazuhiro Morimoto, Edoardo Charbon. Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.