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Tunable DFB lasers with ultra-narrow spectral linewidth |
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| Authors: | Okai M. Tsuchiya T. |
| Affiliation: | Central Res. Lab., Hitachi Ltd., Tokyo, Japan; |
| Abstract: | A spectral linewidth of less than 98 kHz was achieved in three-section corrugation-pitch-modulated multiquantum-well distributed feedback (CPM-MQW-DFB) lasers over a tuning range of 1.3 nm, while maintaining a constant output power of 10 mW.< |
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