We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Erin Roberts and Ben Keough After considering new apps, we still think ...

ElFys has launched circular four-quadrant near-infra-red detector with a 14mm diameter active area, leading to 38.5mm2 of sensing surface in each quarter. Named QPD-385-Y, the sensor’s dark current is ...