Figure 2From: A conformal array of microfabricated optically-pumped first-order gradiometers for magnetoencephalography(a) MEG electronics rack: the 1 × 24 PM fiber splitter splits laser output for pump/probe and 48 pigtailed laser diodes provide light for vapor cell heating. An uninterruptible power supply provides power to entire rack. (b) Human-sized magnetic shield and bed setup with mounted 3D-printed helmet for holding OPMsBack to article page