This is a list dedicated to the technical history of the evolution of the Rolleiflex camera from its original inception by Franke & Heidecke as a stereo camera in the 1920's to the medium-format and digital cameras produced today. The list emphasis is on the rapid development of lens and shutter designs spurred by the Rolleiflex cameras over the past eight decades and the impact these cameras are having today on the evolving technology of digital photography.