Sentences with phrase «arcsec field»
An upgrade provided an integral field unit that can provide spectra everywhere across a small, 5.7 x 4.0 arcsec field.
http://www.keckobservatory.org/
It has three cameras, with different scales and fields of view, from 10 milliarcsec pixels and a 10 arc second field of view to a 40 milliarcsec / 40 arcsec field of view.
Not exact matches
This spectrograph is characterized by a long slit field - of - view of ~ 50 arcsec with a spectral resolution is over 20,000.