The PGM Zone

Ebook Topic:
The PGM Zone

Book: Field Guide to Molded Optics

Author(s): Michael Schaub, Alan Symmons

Published: 2016

https://doi.org/10.1117/3.2230581.ch42

Abstract

The processing temperature of a specific glass for PGM is determined by its viscosity. Glass viscosity data is difficult to obtain as it requires a number of tests and is not readily provided by the glass manufacturers.
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