Preparation for the spin cast of the 4m international liquid mirror telescope at AMOS

21-25 September 2009; Participants : Paul Hickson (UBC), Jean Surdej, Joël Poels, Arnaud Magette, François Finet, Brajesh Kumar, Denis Defrère, Olivier Absil, Charles Hanot (ULg), Stephan Denis (AMOS)

Just before mixing the hardener (blue buckets) with the polyurhetane (white buckets)

The white angels pour the hardener (blue buckets) into the polyurhetane (white buckets)

Mixing the hardener with the polyurhetane

Climbing up the ladder

Mounting the buckets

Preparing for pouring the resine

The resine has been spread over the spinning surface of the mirror

Leaving the mirror platform after the spin casting

External view of the spinning mirror being inspected by the white angels

The resine adopts a parabolic shape while spinning with the mirror


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