ESOshop: Mounted image 022: VLT Unit Telescope 1, Antu, venting before start-up

A wide-angle view inside the telescope enclosure. The telescope is Antu, Unit Telescope 1, with the ISAAC instrument at the Nasmyth A focus. Each night around sunset, technicians open the enclosure and prepare the telescope and its instruments for the night’s observation run.


ESO/G.Hüdepohl (

Note: The digital resources (images, videos, PDFs, etc.) for this product can be downloaded in the archive

Price: € 53,99


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Product details

Dimensions50 cm (W) x 37.13 cm (H)

More details about this product:
See the ESO Shop Catalogue.