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Object NameLightweight Mirror Blank

Manufacturer Corning Inc.

Made FromGlass

Place MadeUnited States, NY, Corning

TechniqueCut, assembled

SizeOverall Diam: 49.5 cm, Th: 10.5 cm

Accession Number99.8.42

Credit LineGift of Corning Inc.

Curatorial Area(s)

Science and Technology

On ViewGlass Innovation Center. Optics Gallery.

Interpretive Notes

Web Text

The open "honeycomb" construction, typical of many fused-silica mirror blanks, saves up to 75 percent of the weight of a solid mirror blank.

Physical DescriptionLightweight Mirror Blank. Colorless fused silica glass; cut, assembled "egg carton" construction. Concave, on one side.
Provenance

Source Corning Inc. - 1999

Former Collection Corning Glass Center

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