UCO Instrument Labs

120-Inch Primary Mirror Aluminizing Project

In February of 2006, the Optics and Instrument Shops, along with Mt. Hamilton staff, undertook the re-aluminizing of the Shane Telescope's 120" primary mirror.

Brian Dupraw assembled the following materials to assist future groups in this effort.

• Step-by-Step Procedural (with photographic illustrations).
• Slides Shows:
  • Move from platform to tank
  • Old mirror surface
  • Mirror back
  • Strip cellophane
  • Chemical room
  • Coating chamber
  • Junk suspended in glass
  • New mirror surface
    • On platform start North CCW
    • On platform start Northeast CW
    • In chamber start East CCW
    • Mirror in chamber
  • Cellophane new surface
  • Move from tank to platform
  • Final wipe, N2 blow-off
  • Foiled, final
• All photos in order:
  • Monday
  • Tuesday
  • Wednesday
  • Thursday
• List of Bill Brown's procedure improvement suggestions.