"First mercury tests with the 4m International Liquid Mirror Telescope at AMOS ... some videos "

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14-16 January 2011
Participants : Paul Hickson (UBC), Jean Surdej, Stephan Denis, François Finet, Brajesh Kumar (ULg and AMOS)

Cleaning of the recipient covered with polyurhetane using some isopropanol
Opening the tank containing the bottles of mercury
Checking the proper adjustment of the masks against mercury vapors
Mercury is being transferred from the bottles into the 4.1m mirror recipient
First attempts to close the mercury surface by rotating the recipient
The mercury surface has been closed and the automatic rotating air bearing is taking over
Taking some rest after having successfully stabilized the mercury mirror
Reflection of external objects over the mercury surface
Performing mercury surface tests with a laser beam

Performing mercury surface tests with a laser beam



Extragalactic Astrophysics and
Space Observations
Institut d'Astrophysique et de Géophysique, Liège University, Allée du 6 Août, 17 (Sart Tilman, Bât. B5c), 4000 Liège, Belgique Tel.: 04.366.97.55, Fax: 04.366.97.46
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