Joseph Niepce developed the camera obscura in 1814 and took the first photo with it. It took 8 hours of light exposure to make a picture, and the picture faded with time.
Computer Engineering was the most important to the development of this product because it allowed the technology to advance and allow it to take better pictures, faster. Also, they develop peripheral computing devices like digital cameras.
Most products are innovated because the product needs to meet the needs and wants of the customers. Also, science and technology is always changing and discovering new things and the buyers always want the newest things.