URL: http://abell.as.arizona.edu/~hill/mirror/

John M. Hill's Borosilicate Honeycomb Mirror Page

• Steward Observatory Mirror Lab home page (much more detail than here, but smaller pictures)

8.4 meter mirror in handling ring (front side), December 1998. 815kB JPEG
Photo by P. Wehinger

completed 8.4 meter mirror blank (back side), November 1998. 727kB JPG, Photo by Lori Stiles
(bigger 2306 kB JPEG image), (really big 6633kB JPEG image),

8.4 meter lifting fixture, December 1997. 246kB JPEG
(really big JPEG image), Photo by J. M. Hill

completed 8.4 meter mirror blank, November 1997. 575kB JPEG
(really big 3213x1251 JPEG image) 1912kB JPEG, Photo by Lori Stiles and John Florence

completed 8.4 meter mirror blank, October 1997. 362kB JPEG
(really big 2616x2084 JPEG image) 6359kB JPEXSG, Photo by Dean Ketelsen

20 tons of glass chunks in 8.4m mold, January 3,1997. (image by C. Foltz) 294kB

Movie of Re-Melting Glass from Camera A (May 97) 1266kB
Smaller Version 293kB

MPEG Movie of Melting Glass from Camera B (Jan 97) 4520kB
Smaller Version 593kB

Oven Images from LBT1 8.4m (1997)

Progress on installing cores in 8.4m mold, July 1996. 36kB

Oven Images from MAG2 6.5m (1998)

Oven Images from LBT2 8.4m (2000)

Oven Images from LOTIS 6.5m (2002)

Oven Images from GMT1 8.4m (2005)

Oven Images from LSST 8.4m (2008)

Oven Images from SPMT 6.5m (2009)

Oven Images from GMT2 8.4m (2012)

Oven Images from GMT3 8.4m (2013)

• Technical Details of Honeycomb Mirrors
  
  • Autocad 13 drawing file of 6.5m mirror: 1168d.dwg (150kB/250kB).
    
  • Autocad 13 drawing file of 8.4m mirror: 5184b.dwg (253kB/400kB).
    
  • postscript copy of the latest (April 1994) memo on Dimensions for Large Borosilicate Honeycomb Mirrors (126kB).