FAST spectrographs for studying weak light sources, such as the airglow and the aurora, commonly use cameras of large aperture and short focal length—5 in. and 4 in. respectively in a typical case.

Two identical FLOYDS spectrographs, installed in recent weeks at telescopes 6,000 miles apart, robotically acquired a supernovae target this week. Due to the level of precision required and the ...

As the Hubble Space Telescope celebrates 35 years in space, here's what to know about the ambitious instrument.

...computer-controlled motorized slits, interchangeable triple grating turret, dual entrance ports. Unlike the standard Acton spectrometers, the new Acton Advanced Series combines high precision ...

This versatile instrument is the latest addition to Princeton Instruments’ popular SpectraPro HRS series of spectrographs and monochromators, which also includes the SpectraPro HRS-300 and the ...

Now, a groundbreaking approach using advanced infrared spectrographs may offer a new way forward in the search for this ...

Researchers will train Webb's high-precision spectrographs on these planets with a view to understanding the geologic diversity of planets across the galaxy, and the evolution of rocky planets ...

Because we can measure alpha through spectrographs, it's possible to look at the spectrographs of gasses that ancient, distant quasars have hit at different periods of time and to if alpha has ...