The Prime Focus Spectrograph is an open-use instrument on Subaru, just beginning scientific observations. It offers simultaneous optical and near-IR spectroscopy of nearly 2,400 objects in the same ...
Click to open image viewer. Mass spectrograph of A.J. Dempster (-.2), with ion source (-.3) and adjustable support (-.4), showing controls (B&W) CC0 Usage Conditions ApplyClick for more information.