Would this compete with:
https://poet-technologies.com/products/dfb-lasers.html
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13XX: DenseLight's 13XX DFB lasers offer a clear high power & temperature advantage and, are in demand, especially in the Silicon Photonics market, which require such high performance parts. These DFBs, which are available in chip form, are also well suited for the telecom market, specifically in the implementation of 5G wireless systems.
Brochure: https://poet-technologies.com/docs/products/1310-DFB-Brochure.pdf