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NTT mirror cleaning
The main, 3.54m diameter mirror of the New Technology Telescope on La Silla is being washed, so to remove the dust accumulated on its surface. This very delicate process is performed using a natural sponge, soft soap and distilled water.
Crédit:ESO
À propos de l'image
Identification: | ntt-cleaning |
Type: | Photographique |
Date de publication: | 3 décembre 2009 23:18 |
Taille: | 2912 x 4368 px |
À propos de l'objet
Nom: | New Technology Telescope |
Type: | Unspecified : Technology : Observatory : Telescope |
Catégorie: | La Silla |
Image Formats
Grand JPEG
2,5 Mio
Publication TIFF 4K
12,0 Mio
JPEG pour publication
3,3 Mio
JPEG taille écran
383,2 Kio