Spincast

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

Pouring the resine

The spinning mirror: some last minute impurities
are being removed
The resine has been spread over the spinning
surface of the mirror
The resine adopts a parabolic shape while spinning
with the mirror
Leaving the mirror platform after the spin casting

Descending the access ladder

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

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