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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.
Crédit:ESO
À propos de l'image
Identification: | liqu_nitrogen_fill_dec2004 |
Type: | Photographique |
Date de publication: | 3 décembre 2009 23:21 |
Taille: | 4180 x 2843 px |
À propos de l'objet
Nom: | Very Large Telescope |
Type: | Unspecified : Technology : Observatory : Instrument |
Catégorie: | Paranal |
Image Formats
Grand JPEG
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Publication TIFF 4K
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JPEG taille écran
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