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Operation of spatial light modulators in DUV light

  • Ulrike Dauderstädt*
  • , Peter Dürr
  • , Mathias Krellmann
  • , Tord Karlin
  • , Uldis Berzinsh
  • , Lars Leonardsson
  • , Horst Wendrock
  • *Corresponding author for this work
  • Fraunhofer Institute for Microelectronic Circuits and Systems
  • Mycronic
  • Leibniz Institute for Solid State and Materials Research Dresden

Research output: Contribution to journal › Conference article › peer-review

1 Citation (Scopus)

Abstract

The Fraunhofer Institute for Microelectronic Circuits and Systems (FhG-IMS) has developed spatial light modulators (SLM), which are used in a pattern generator for DUV laser mask writing developed by Micronic Laser Systems. They consist of micromirror arrays and allow massive parallel writing in UV mask writers. The chip discussed here consists of 2048 × 512 individually addressable mirrors and can be run at a frame rate of 1 to 2 kHz. For this application it is necessary that the SLMs can be operated under DUV light without changing their performance. This paper discusses a failure mechanism of the SLMs when operated in DUV light and countermeasures to eliminate this effect.

Original languageEnglish
Pages (from-to)277-284
Number of pages8
JournalProceedings of SPIE - The International Society for Optical Engineering
Volume4983
Publication statusPublished - 2003
Externally publishedYes
EventMOEMS and Miniaturized Systems III - San Jose, CA, United States
Duration: 27 Jan 2003 → 29 Jan 2003

Keywords

  • DUV
  • Optical MEMS
  • Spatial Light Modulator

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