No digital file
© CNRS Images media - 2003
Reference
1115
Cleaning the mirror
The mirrors inside large telescopes are periodically disassembled for maintenance work. This operation takes place every 18 months on the main telescope of the Haute Provence observatory. The primary mirror measures two meters in diameter and weighs 1.2 tonnes.
Duration
00:07:00
Production year
Color
Color
Sound
Sound
Version(s)
French
Original material
Video DV Cam
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