TomoElectrometer An 8-channel reference-grade electrometer with 1 fA resolution and accurately matched time constants for precision measurements. Interface with system software or operate as a stand-alone electrometer whenever multiple channel measurements are required. TomoScanner Light-weight, two-dimensional radiation beam analyzer for commissioning, data acquisition and absolute dosimetry analysis for TomoTherapy systems. Saves setup time by following standard protocols prescribed by TomoTherapy.