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Liquid nitrogen cooling
The CCD detectors in the FORS instrument are kept very cold using liquid Nitrogen, in order to minimize the adverse effect of the heat during very long exposures. Without this cooling, it would not be possible to take images lasting more than a second.
Credit:ESO
Over de afbeelding
Id: | liqu_nitrogen_fill_dec2004 |
Type: | Fotografisch |
Publicatiedatum: | 3 december 2009 23:21 |
Grootte: | 4180 x 2843 px |
Over het object
Naam: | Very Large Telescope |
Type: | Unspecified : Technology : Observatory : Instrument |
Categorie: | Paranal |
Image Formats
Grote JPEG
6,8 MB
Publication TIFF 4K
25,2 MB
JPEG voor publicatie
9,3 MB
Beeldschermformaat
251,5 KB