Flattop mode shaping of a vertical cavity surface emitting laser using an external-cavity aspheric mirror

Zhaohui H. Yang, James R. Leger

Research output: Contribution to journalConference articlepeer-review

Abstract

A square-shaped flattop mode was experimentally demonstrated in a broad-area circular-aperture VCSEL using an external-cavity aspheric mirror. The mirror was fabricated by electron-beam lithography on a curved substrate. Excellent single-mode operation was observed.

Original languageEnglish (US)
Pages (from-to)937-938
Number of pages2
JournalOSA Trends in Optics and Photonics Series
Volume96 A
StatePublished - Jan 1 2004
EventConference on Lasers and Electro-Optics, CLEO - Washington, DC, United States
Duration: May 17 2004May 19 2004

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