Hollow Cathode Lamps Hollow Cathode Lamps are available in single and multi-element, non-coded and coded version as a direct replacement lamp for AAS Atomic Absorption Spectrometers. Our lamps are available in 2 standard sizes, 1.5 inch (37mm) for most instrument manufacturers and 2 inch (51mm) for Perkin Elmer instruments. Coded lamps are available for Agilent … Continue reading Hollow Cathode Lamps