What Does Photo CD (PCD) Mean?
Photo CD is a format introduced by Kodak in 1992 as a means to store and edit high-quality digital images that were taken using film and conventional cameras. It was widely used by professional photographers and for commercial purposes.
Techopedia Explains Photo CD (PCD)
Photo CDs were launched by Kodak to enable digitizing and storing of photos and negatives on compact disks that can be used in a computer. The images are stored as positive images in 5 to 6 levels of resolution. The image files are stored in the Image Pac format.