Available in digital & analog options, LUDLUM provides simple, user friendly & portable options in the microR / microSv range. Different detector options are also available. Best used for detecting very low levels of X-rays, gamma rays or other radiation waves.
microR / microSv

Model 3019
Digital Meter Internal CsI Scintillator Detector Sensitivity (137Cs): 17,500 cpm per µSv/h (175 cpm per µR/hr) Range: Background to 500 µSv/h (50 mR/hr)

Model 19
Linear Analog Meter 5 Selectable Ranges Internal 2.5 x 2.5 cm (1 x 1 in.) NaI Scintillator Detector Sensitivity (137Cs): 175 cpm per µR/hr Range: 0 to 5000 µR/hr 2000 Hour Battery life

Model 19A
Model 19 with an alarm Sensitivity (137Cs): 17,500 cpm per µSv/h

Model 192
High Sensitivity to Gamma 4-Range Analog Meter Internal 5.1 x 2.5 cm (2 x 1 in.) NaI Scintillator Detector Sensitivity (137Cs): 650 cpm per µR/hr Range: 0 to 50 µSv/h (0 to 5000 µR/hr) Dual Action Alarm

Model 193
4-Range Analog Meter Supports Gamma Scintillator Detectors Dual Action Alarm Four Linear Ranges

Model 12S
4-Range Analog Meter Internal 2.5 x 2.5 cm (1 x 1 in.) NaI Scintillator Detector Sensitivity (137Cs): 175 cpm per µR/hr Range: 0 to 3000 µR/hr

Model 12SA
Model 12 with an alarm

Model 2401-S
microR Pocket-Size Survey Meter w alarm Low-Level Gamma & X-Ray Survey 3-Range Analog Meter Internal CsI Scintillator Detector Sensitivity (137Cs): 100 cpm per µR/hr Range: 0 to 50 µSv/h (0 to 5000 µR/hr)