A newly granted Chinese utility model patent proposes a self-cleaning, retractable filament sensor for FFF 3D printers.
As desktop 3D printers have inched towards something resembling the mainstream, manufacturers have upped their game across the board. Even the quality of filament that you can get today is far better ...
OpenPrintTag could make smart filament recognition less dependent on first-party spools and give 3D printer users more freedom.