Femtosecond laser microprocessing with threedimensionally isotropic spatial resolution using crossed-beam irradiation

  • Koji Sugioka
  • , Ya Cheng
  • , Katsumi Midorikawa
  • , Fumihiro Takase
  • , Hiroshi Takai

Research output: Contribution to journalArticlepeer-review

41 Scopus citations

Abstract

We describe the use of a crossed-beam irradiation system in three-dimensional femtosecond laser microprocessing to obtain three-dimensionally isotropic spatial resolution. In the crossed-beam geometry, two orthogonal objective lenses are arranged to share a common focal point. The synthesized focal spot produces an isotropic illumination volume. We demonstrate that microfluidic channels with substantially circular crosssectional shapes can be directly fabricated inside glass by using the crossed-beam irradiation system.

Original languageEnglish
Pages (from-to)208-210
Number of pages3
JournalOptics Letters
Volume31
Issue number2
DOIs
StatePublished - 15 Jan 2006
Externally publishedYes

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