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Mirror Blank Cleaning Techniques

John Hill (at lower left) and Warren Davison (in hole at center) inspect the first 8.4-m mirror blank for the LBT.
A wet suit is standard dress during the wash-out process. A high pressure stream of water is used to break down and dissolve the alumina-silica columns that served to create the honeycomb mold.


Site Designed and Maintained by: Peter Wehinger

Text: Jim Burge, J. M. Hill, Buddy Martin, and Peter Wehinger
Graphics: Lori Stiles, Peter Wehinger, John Hill, Ray Bertram, Steve Miller, Evan Richards, J. Peter Van Duyne, and Rod Carender

Last Modified: 11:29:37 AM MST Oct 16 2009

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