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 language | English (US) |
|---|---|
| Pages (from-to) | 937-938 |
| Number of pages | 2 |
| Journal | OSA Trends in Optics and Photonics Series |
| Volume | 96 A |
| State | Published - 2004 |
| Event | Conference on Lasers and Electro-Optics, CLEO - Washington, DC, United States Duration: May 17 2004 → May 19 2004 |