>>3280033Actually, light is indeed a particle. A particle of light is called a "Photon". With a specialized camera scientists were actually able to capture one photon in motion recently.
The larger the Light Wells on the sensor are, the more light they can capture in a shorter amount of exposure time with less noise.
Video Related. Here's the camera that captures Photons at One TRILLIONTH OF A SECOND delay.
Go to the 5:50 mark on the YouTube video to see the now famous Photon In The Bottle footage....
https://www.youtube.com/watch?v=snSIRJ2brEk 