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THE OXFORD-DUDEN PICTORIAL ENGLISH DICTIONARY, 1985

Astronomy III

1-16 the European Southern Observatory (ESO) on Cerro la Silla, Chile, an observatory [section]
1 primary mirror (main mirror) with a diameter of 3.6 m (144 inches)
2 prime focus cage with mounting for secondary mirrors
3 flat mirror for the coudé ray path
4 Cassegrain cage
5 grating spectrograph
6 spectrographic camera
7 hour axis drive
8 hour axis
9 horseshoe mounting
10 hydrostatic bearing
11 primary and secondary focusing devices
12 observatory dome (revolving dome)
13 observation opening
14 vertically movable dome shutter
15 wind screen
16 siderostat
17-28 the Stuttgart Planetarium [section]
17 administration, workshop, and store area
18 steel scaffold
19 glass pyramid
20 revolving arched ladder
21 projection dome
22 light stop
23 planetarium projector
24 well
25 foyer
26 theatre (Am. theater)
27 projection booth
28 foundation pile
29-33 the Kitt Peak solar observatory near Tucson, Ariz. [section]
29 heliostat
30 sunken observation shaft
31 water-cooled windshield
32 concave mirror
33 observation room housing the spectrograph

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