The Vanta Handheld XRF Analyzer by EVDENT—formerly distributed under the Olympus brand—is an industrial-grade, field-deployable Energy Dispersive X-Ray Fluorescence (EDXRF) spectrometer engineered for rapid, non-destructive elemental analysis of solid and powdered materials. This instruction manual contains essential information on how to use this Olympus product safely and effectively. Before using this product, thoroughly review this instruction manual. Models: Vanta M Series. Our handheld XRF analyzers are rugged and portable so you can carry them wherever testing is needed. The DELTA X-act Count technology can provide even better.