LIEKKI® Yb800-22/400DC (HP)-HELMI

LIEKKI® Yb800-22/400DC (HP)-HELMI fibers are designed for superior performance in advanced applications. The excellent beam quality with a large MFD enable CW powers up to and above 3kW in highly efficient, 976nm pumped CW fiber amplifiers. LIEKKI® Yb800-22/400DC (HP)-HELMI utilizes nLIGHT’s latest core design, LIEKKI® HELMI*, for increased photodarkening resistant.

*Contact nLIGHT to learn more about LIEKKI® HELMI (High Energy Laser Material Improvement) benefits.

Features

• Performance:
  Direct Nanoparticle Deposition process for industry leading fiber 
  Excellent efficiency in 3kW CW fiber amplifiers
  Typical TMI limit ≥3kW
  Near diffraction limited beam quality with large MFD
  Possibility to tailor coiling properties to customer’s targets
  Enhanced long-term power stability

• LIEKKI® HELMI: New core design with up to 75% lower photodarkening

• Reliability:
  Double cladding fiber coating proven to operate up to 150˚C and in extreme humidity 

• Compatibility:
  nLIGHT passive fibers matched for minimal splice loss. 

• Support:
  Detailed application material available on request. 

Applications

• 3 kW-class CW fiber lasers and narrow linewidth amplifiers

• Advanced and Directed energy applications

• Industrial applications with requirement for near-diffraction limited beam quality

Available versions

Download Datasheet Yb800-22/400DC (HP)-HELMI
Matched passive fibers Passive-22/400DC

See also: Yb800-22/400DC (HP)-HELMI-II

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