Scanning a 35mm film roll using Cardboard film carrier, an Arduino Nano and Python

A roll of 35mm film is scanned by a DIY cardboard film carrier, which is driven by Arduino Nano and controlled by Python using computer vision. How to documentation: The used equipment are: 1-Fujifilm X-T2 2-Venus Laowa 65mm f/2.8 2X Ultra Macro Apo Lens. 3-Kaiser Slimlite Plano 4-Vanguard tripod alta 263ab 5-MavisLink Audio Video Capture Cards HDMI to USB 1080p