Zerodur

Zero thermal expansion glass ceramic

Schott Lithotec ZERODUR ® For many years ZERODUR ® zero thermal expansion material has provided for reliable designs in precision optical applications.

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ZERODUR® Glass Ceramics for High Stress Applications

ZERODUR ® Glass Ceramics for High Stress Applications Peter Hartmann 1, Kurt Nattermann 1, Thorsten Döhring 1, Ralf Jedamzik 1, Markus Kuhr 1, Peter Thomas 1, Guenther Kling 2, Stefano Lucarelli 2 1 SCHOTT AG, D-55122 Mainz, Germany 2 EADS Astrium Satellites, D-88039 Friedrichshafen, Germany ...

www.optics.arizona.edu

1. INTRODUCTION Project / Country M1 Diameter Number of ...

Properties of Zerodur Mirror Blanks for Ext remely Large Telescopes Thorsten Döhring*, Peter Hartmann, Ralf Jeda mzik, Armin Thomas, Frank-Thomas Lentes

www.optics.arizona.edu

ZERODUR® K20 White Glass Ceramic Material with High ...

OPTICAL MATERIALS 08/2004 OPTICS FOR DEVICES ZERODUR ® K20 White Glass Ceramic Material with High Temperature Stability and Low Thermal Expansion Material samples before and after transformation to the high temperature stability glass ceramic ZERODUR ® K20 For over 30 years the zero expansion ...

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TIE-43: Optical Properties of ZERODUR®

TIE-43: Optical Properties of ZERODUR ® DATE November 2007 PAGE 1/12 TIE-43: Optical Properties of ZERODUR ® 0. Introduction ZERODUR ® is a glass-ceramic material exhibiting a very low coefficient of thermal expansion.

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TIE-45: ZERODUR® adhesive bonding recommendations

TIE-45: ZERODUR ® adhesive bonding recommendations DATE January 2009 PAGE 1/5 TIE-45: ZERODUR ® adhesive bonding recommendations 0. Introduction and Disclaimer Adhesive bonding of ZERODUR ® to either ZERODUR ® or low expansion thermal metal alloys like Invar ® is a process used by many of ...

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TIE-38: Lightweighting of ZERODUR®

TIE-38: Lightweighting of ZERODUR ® DATE March 2008 PAGE 1/9 TIE-38: Lightweighting of ZERODUR ® 0. Introduction The thermal stability of mirrors in modern astronomical telescopes (either ground based or space) is not the only crucial issue in the design.

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TIE-33: Design strength of optical glass and ZERODUR®

Microsoft Word - TIE-33 Design strength of optical glass and Zerodur RevB.d….....

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ZERODUR K20: US Patent granted for a new white glass ...

Newsletter SCHOTT Optics for Devices 1 VOL. II NO. I JANUARY 2007 ZERODUR  K20: US Patent granted for a new white glass ceramic material with high temperature stability and low thermal expansion TECHNICAL INFORMATION & PRODUCT NEWS 1ZERODUR  K20: US Patent granted for a new white glass ...

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Michael J. Viens APRIL 1990

NASA Technical Memorandum 4185 Fracture Toughness and Crack Growth of Zerodur Michael J. Viens APRIL 1990 ,,_ [c f

ntrs.nasa.gov

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