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Optical Fiber, Coil Winding, Lasers and Amplifiers

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High Power N+1:1 Coupler

The LMA Fiber architecture from Nufern delivers many benefits for very high performance high power fiber lasers. Requisite for this technology is at least one Pump and Signal Combiner.

The six pump leg, one signal leg couplers utilize a unique Patent protected design that allows for exceptionally low pump AND also very low signal insertion losses (<0.1dB).

  • 12 pump leg architecture: “room to grow”
  • Pumps connectorized for easy integration
  • Pump development ongoing: current pumps to 650W
  • Optical efficiency of Amplifier ~ 90%
  • All common water cooling: refrigerant based systems in development
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Optical Fibers


Nufern’s precision matched single-mode passive double-clad fibers are available in two-versions — PANDA-style,...

$10.00 per meter
U.S. Military, Government or Aerospace Contractors
Access Nufern`s restricted & specialized products.
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Optical fiber compositionally optimized for UV-induced index change.