出典:Wikipedia
出典:『Wikipedia』 (2010/10/07 19:54 UTC 版)
An integral field spectrograph or a spectrograph equipped with an integral field unit (IFU) is an optical instrument combining spectrographic and imaging capabilities, used to obtain spatially resolved spectra in astronomy and other fields of research such as bio-medical science and earth observation (or remote sensing). For a brief summary, see, and for a wider perspective.