Expect industry leading, patented low-noise drive current from our Quantum Cascade Laser current sources. Low current noise means narrower linewidth, stable center wavelength, and repeatable scans. For lowest noise, choose a qcl power supply where maximum current is just above your operating current. OEM modules as well as benchtop instruments with intuitive touchscreen control are available. Drivers can be supplied with custom current levels by requesting a product variation. For more informati