Removing the mirror of the 90 cm telescope

The last time the mirror got coated was in 1994 — so in 2011 coating was overdue.

Disassembly, coating, and assembly were done by 4H – Jena engineering.

  • The telescopeThe telescope
  • Removing the protection cap Removing the protection cap
  • Mirror mountMirror mount
  • Lassell leversLassell levers
  • Inside the telescopeInside the telescope
  • Removing the mirror mount Removing the mirror mount
  • Main mirrorMain mirror
  • Radial support elements Radial support elements
  • Removing the radial support elements from the mirror mount Removing the radial support elements from the mirror mount
  • The mirrorThe mirror
  • Wooden transport box Wooden transport box
  • Two weeks laterTwo weeks later

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