The intracies of modern camera lens repair (2024)

A camera enthusiast documents the repair of a broken Sigma 45mm f/2.8 lens purchased cheaply on eBay, detailing the disassembly process and tools required to diagnose and fix electrical control issues with modern camera lenses. The repair involves removing the rear lens mount, bayonet, and accessing the control PCB to address the non-responsive electronic controls, highlighting the relatively low barrier to entry for modern lens repair with standard tools like JIS screwdrivers and compressed air.