Stock Code: 601869.SH / 06869.HK

Products

Tapered Fiber
Everfoton relies on leading research and development strength and advanced process manufacturing level, from the Tapered Fiber structure design to the coating mold,the improvement and the improvement of wire drawing feed and wire diameter and speed control system realize the stable output of tapered fiber with a packet change ratio of more than 1.5,And successfully launched tapered fiber products in the market to meet customer customized applications.
Details
Specification
Documents
Applications
  • Fiber laser
  • Fiber devices
  • Fiber sensing
  • Laser processing
Characteristics
  • Improve coupling eciency
  • Beam shaping and beam expanding
  • The damage threshold and beam quality are improved
Specifications

Specifications-1

Fiber Type SI 20/250-6.5/400(TF_DC) SI 20/250-7.4/400(TF_DC) SI 20/400-6.5/550(TF_DC)
Part No. SI2119-G SI2119-H SI2119-I
Optical Properties
Operating Wavelength (nm) 800~1600
Core NA 0.065±0.005 0.074±0.005 0.065±0.005
Cladding NA ≥0.46 ≥0.46 ≥0.46
Geometrical/Mechanical Properties
Coarse area Core Diameter  (µm) 20.0±2.0 20.0±2.0 20.0±1.5
Coarse area Cladding Diameter  (µm) 250.0±10.0 250.0±10.0 400.0±5.0
Slender area Core Diameter  (µm) 14.0±10.0 14.0±2.0 14.0±2.0
Slender area Cladding Diameter  (µm) 180.0±8.0 180.0±8.0 280.0±7.0
Coarse area Coating Diameter  (µm) 400.0±15.0 400.0±15.0 540.0±20.0
Cone length  (m) ≤5.0 ≤5.0 ≤5.0
Coarse area length  (m) 30.0±1.0 (customized)  30±2.0 (customized)  30.0 (customized) 
Slender area length  (m) 5.0±1.0 10.0±1.0 10.0±1.0
Inner Coating Type Low RefractiveIndex Coating
Outer Coating Type Acrylic Resin
Operating temperature (℃) -40~+85

 

Specifications-2

Fiber Type SI 150/170/360-22/440(TF_DC) SI 150/180550-15/640(TF_DC) SI 180/210/540-22/640(TF_DC)  SI 200/230/480-22/600(TF_DC)  SI 300/330/540-22/650(TF_DC)  SI 450/490/540-22/650(TF_DC) 
Part No. SI2119-A SI2119-B SI2119-B SI2119-D SI2119-E SI2119-F
Optical Properties
Operating Wavelength (nm) 800~1600
Core NA 0.22±0.01 0.15±0.01 0.22±0.01 0.22±0.01 0.22±0.01 0.22±0.01
Cladding NA ≥0.46 ≥0.46 ≥0.46 ≥0.46 ≥0.46 ≥0.46
Core Attenuation @1080nm (dB/km) ≤5.0 ≤5.0 ≤5.0 ≤5.0 ≤5.0 ≤5.0
Geometrical/Mechanical Properties
Coarse area Core Diameter  (µm) 150.0±5.0 152.0±6.0 180.0±6.0 200.0±8.0 300.0±6.0 450.0±6.0
Coarse area Inner Cladding Diameter (µm) 170.0±8.0 184.0±6.0 210.0±8.0 230.0±10.0 330.0±6.0 490.0±6.0
Coarse area Cladding Diameter (µm) 360.0±12.0 550.0±8.0 540.0±10.0 480.0±15.0 540.0±8.0 540.0±8.0
Slender area Core Diameter (µm) 120.0±3.0 102.0±6.0 120.0±5.0 150.0±5.0 200.0±6.0 300.0±6.0
Slender area Inner Cladding Diameter (µm) 136.0±5.0 122.0±8.0 140.0±8.0 170.0±8.0 220.0±8.0 330.0±8.0
Slender area Cladding Diameter (µm) 288.0±10.0 360.0±10.0 360.0±10.0 360.0±10.0 360.0±10.0 360.0±10.0
Coarse area Coating Diameter (µm) 440.0±15.0 650.0±20.0 640.0±20.0 600.0±20.0 650.0±20.0 650.0±20.0
Cone length (m) ≤5.0 ≤5.0 ≤5.0 ≤5.0 ≤5.0
Coarse area length (m)

20.0±2.0

(customized)

20.0±2.0

(customized)

20.0±2.0

(customized)

20.0±2.0

(customized)

25.0±2.0

(customized)

25.0±2.0

(customized)

Slender area length (m)

≥5.0

(customized)

≥5.0

(customized)

≥5.0

(customized)

≥5.0

(customized)

2.0~3.0

(customized)

2.0~3.0

(customized)

Concentricity ≤3.0 ≤3.0 ≤3.0 ≤3.0 ≤3.0 ≤3.0
Non-circularity (%) <5.0 <5.0 <5.0 <5.0 <5.0 <5.0
Inner Coating Type Low RefractiveIndex Coating
Outer Coating Type Acrylic Resin
Operating temperature (℃) -40~85
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