3D Printer Smart Filament detector

This is my version of a filament detector based on the rotation of this pool being used to print My Machines: Form 2: https://formlabs.com/3d-printers/form-2/ Form Cure & Form Wash: https://formlabs.com/wash-cure/ CNC Shapeoko: https://carbide3d.com/shapeoko/ Ultimakers: https://ultimaker.com/en/products/ultimaker-original Network: Hackster: https://www.hackster.io/science3d Facebook: https://www.facebook.com/ScienceTrip/ Twitter: https://twitter.com/science_tripp Instagram: https://www.instagram.com/stlouis.cla... Etsy: https://www.etsy.com/ca/shop/Science3D Patreon: https://www.patreon.com/Science3D My Channel Youtube: The Life and Death of a Certain K. Zabriskie, Patriarch by Chris Zabriskie is licensed under a Creative Commons Attribution 4.0 license. https://creativecommons.org/licenses/by/4.0/ Source: http://chriszabriskie.com/vendaface/ Artist: http://chriszabriskie.com/