RadEye NL from Thermo Scientific is a lightweight pocket neutron detector.
RadEye NL High Sensitivity Personal Neutron Detector
Thermo Scientific RadEye NL radiation detector is a pocket-size, lightweight neutron radiation detector.
Specifications:
RadEye NL, Neutron pocket meter with excellent gamma rejection, He-3 tube with 2.5 bar, can be taken on board of an airplane