SPRAT (SPectrograph for the Rapid Acquisition of Transients) is a low resolution, high throughput spectrograph. It employs a VPH grating and prism ("grism")...

The SES is a modern white-pupil spectrograph with a moderately high spectral resolution of about 55,000 and a fixed wavelength format of 390 to 870nm. The...

The Swedish 1-m Solar Telescope (SST) is the largest solar telescope in Europe and number one in the world when it comes to high spatial resolution. In its...

Modified Michelson interferometer (Fourier Tachometer) providing high resolution solar images of intensity, radial velocity and magnetograms at Niquel NI 676.8...

CAMELOT (acronym of ‘Teide Observatory Light Improved Camera’ in Spanish) is the direct CCD imager of the 80cm IAC80 telescope at Teide Observatory. It contains...

The 1-meter Jacobus Kapteyn telescope, on the Spanish island of La Palma in the Canary Islands, was originally commissioned by the United Kingdom, Ireland, and...

The Telescopio Nazionale Galileo (TNG), is a 3.6m alt-azimuth telescope with a Ritchey-Chretien optical configuration and a flat tertiary mirror feeding two...