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Single mode 980nm pumps

The 980nm single-mode semiconductor laser is the pump laser and key component of EDFA.

Dogain laser has the capability in single mode 980nm chip production:

• Chip design 
• Epitaxial growth
• Front-end process
• Back-end process

Chip features:

• High reliability
• High conversion efficiency
• High damage threshold

Application:

• EDFA
• CATV​
• Frequency doubling
• Seed laser​