You have a few choices if you want to use a probe to level your 3D printer bed. Rarely, you’ll see optical or capacitive probes. More commonly, though, your probe will sense a metal print or … ...

Sunil Khijwania, Fatima Banoo. Localized Surface Plasmon Resonance based Novel Optical Fiber Arsenic Ion Sensor Employing Al2O3/GO Nanocomposite. Applied Optics, 2024; DOI: 10.1364/AO.544358 ...