Abstract
A unique laser resonator containing an internal phase grating and a diffractive mode-selecting mirror provides high modal discrimination in a Nd:YAG laser cavity. Single-spatial-mode lasers with high Fresnel numbers are possible, with negligible loss to the fundamental mode.
| Original language | English (US) |
|---|---|
| Pages (from-to) | 1976-1978 |
| Number of pages | 3 |
| Journal | Optics Letters |
| Volume | 19 |
| Issue number | 23 |
| DOIs | |
| State | Published - Dec 1 1994 |