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Title:
QUARTZ GLASS BLANK AND METHOD FOR PRODUCING SAID BLANK
Document Type and Number:
WIPO Patent Application WO2005114328
Kind Code:
A3
Abstract:
The invention relates to a quartz glass blank for an optical component for transmitting radiation with a wavelength of 15 nm and shorter. Said blank consists of a highly pure quartz glass, doped with titanium and/or fluorine, which is characterised by an extremely high degree of homogeneity. The homogeneity relates to the following characteristics: a) micro-inhomogeneities caused by a local variance of the TiO

Inventors:
ENGLISCH WOLFGANG (DE)
TAKKE RALF (DE)
KUEHN BODO (DE)
UEBBING BRUNO (DE)
KOEPPLER RAINER (DE)
Application Number:
PCT/EP2005/005059
Publication Date:
April 13, 2006
Filing Date:
May 11, 2005
Export Citation:
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Assignee:
HERAEUS QUARZGLAS (DE)
SHINETSU QUARTZ PROD (JP)
ENGLISCH WOLFGANG (DE)
TAKKE RALF (DE)
KUEHN BODO (DE)
UEBBING BRUNO (DE)
KOEPPLER RAINER (DE)
International Classes:
C03C3/06; C03B19/01; C03B19/14; C03B20/00; G02B1/00; G03F7/00; G21K1/00
Foreign References:
DE10318935A12004-11-18
EP1125897A12001-08-22
DE10054270A12002-05-16
EP1067097A12001-01-10
Other References:
PATENT ABSTRACTS OF JAPAN vol. 2000, no. 22 9 March 2001 (2001-03-09)
ROBERT B. GREEGOR, FARREL W. LYTLE, DONALD R. SANDSTROM, JOE WANG, PETER SCHULTZ: "iNVESTIGATION OF TIO2- SiO2 GLASSES BY x-RAY BASORPTION SPECTROSCOPY", JOURNAL OF NON-CRYSTALLINE SOLIDS, vol. 55, 16 July 1982 (1982-07-16), pages 27 - 43, XP001207851
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