See How Canon Makes their Digital Cameras
Michael Zhang (PetaPixel) dug up this promotional video that shows in great detail how digital cameras work and how they are made. If you are a photographer (and I know you are) or have an engineering background then you will find this video fascinating.
Canon Premium Library:
“An introduction to how digital cameras work that also highlights Canon’s unique manufacturing expertise and latest environmental measures. Years of know-how, combined with leading-edge technologies and manufacturing processes, support Canon’s position as the leader in high-resolution, high-quality digital cameras.”