Contact: Paul Preuss
DOE/Lawrence Berkeley National Laboratory
Caption: This is one of the BOSS fiber cartridges, containing 1,000 optical fibers that guide light from a "plug plate" targeting specific galaxies and quasars to the spectrograph; Sloan Foundation telescope is in the background.
Credit: Dan Long, Senior Operations Engineer, Apache Point Observatory
Usage Restrictions: with credit as above
Related news release: First light for BOSS -- a new kind of search for dark energy