Skip to main content
The advanced Optical Topography System ETG-4000 leverages Hitachi's deep expertise in applying near-infrared spectroscopy in research and clinical environments. The highly portable, bedside optical topography system, ETG-4000 enables professionals to inspect and measure live, in-vivo images of the human brain, while it is working. The non-invasive tool makes it possible to investigate the cerebral hemodynamics using near-infrared spectroscopy (NIRS).
Find out more about Hitachi Optical Topography System ETG-4000.