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Specialty Fiber

  • Passive Double-Clad Fiber 20-400

    TFO's double-clad passive fibers are ideally suited for
    matching high power fiber lasers and amplifiers.
    These are matched to active LMA YDF 20/400 to
    ensure splice compatibility and low loss.

  • Domestic :+82-31-489-5151jyyouk@tfo.co.kr
  • Overseas :+82-31-489-5151jyyouk@tfo.co.kr
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Feature   

   - Precision matching, providing low splice loss

   - Useful for transmitting high CW powers

   - Clad diameter is designed to 'fit-in' octagonal active fibers


Application   

   - Fiber-based components for fiber lasers

   - CW and Pulsed amplifiers

   - Industiral, Military and Medical

   - Scientific/Research 

 

Specification 

          Classification

TFO-LMA-GDF-20/400

Core

Core Diameter 

20.0 ± 1.5µm

Core NA

0.065 ± 0.005

Cladding

Cladding Diameter

395 ± 3µm

Cladding NA

≥ 0.46 

Material

Pure Silica 

Clad Non-Circularity

≤ 0.5% 

Coating

Coating Diameter 

550 ± 15µm

Material

UV Cured, Low Index Polymer 

Attenuation

Core 

≤ 8dB/km(@1200nm) 

Clad

≤ 15dB/km(@1095nm) 

Proof Test Level

≥ 100kpsi

Storage Temperature

-40 ~ 85°C

※ Custom designs are available upon requests