Figure 1: 13.2 x 9.9-mm SPAD sensor. Click for a larger image. (Source: Canon Inc.) Canon Inc. has developed an ultra-small single photon avalanche diode (SPAD) image sensor, measuring 13.2 × 9.9 mm, ...

Canon has developed a new 3.2-megapixel single photon avalanche diode (SPAD) image sensor that can take color photographs in the dark, according to Nikkei Asia. It’s due to go into production next ...