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AlF3-based Fluoride Glass Fiber & Cable
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 Features
- AlF3-based Fluoride Glass Fiber
- Highest Laser Damage Thresholds
- High Power Handling
- Optical Transmission in UV,VIS,NIR,MIR
- SUS-tube Protection Cable
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Applications
- MIR Laser Delivery (Er:YAG, Er:YSGG)
- Medical/Dental Treatments
- MIR Spectroscopy
- Diagnostic
- Sensing
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| AlF3-Based Fluoride Fiber |
Sus-Tube Protection Cable |
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| Typical Transmission Loss |
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| Fiber Specifications |
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| Items |
AMF-440/480 |
AMF-220/240 |
AMF-110/120 |
| Fiber Type |
Step Index Type Multimode Fiber |
| Core Diameter [µm] |
440+/-20 |
220+/-10 |
110+5 |
| Cladding Diameter [µm] |
480+/-10 |
240+/-10 |
120+5 |
| Coating Diameter [µm] |
≤600 |
≤450 |
≤450 |
| Numerical Aperture |
0.22+/-0.02 |
| Loss @l=2.94 µm [dB/m] |
< 0.1 |
| Core/Cladding Glass Material |
AlF3-based Fluoride Glass |
| Coating Material |
UV-curable Acrylate |
| Laser Damage Test @2.94 µm |
No Damage after
800mJ, 3pps x1600shots |
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| Proof Test |
6cm Radius |
3cm Radius |
1.5cm Radius |
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| Cable Specifications |
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| Items |
AFC-440/480 |
| Fiber |
AF-440/480 |
| Transmission |
>80% at 2.94µm |
| Cable Length |
2m |
| Protection Tube |
SUS tube (f0.81mm) |
| Connector |
SMA |
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| Glass properties |
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| Optical |
Transmission range |
0.35~3.5µm |
| Refractive index (nd) |
1.46 |
| Thermal |
Glass transition temperature (Tg) |
367 ºC |
| Thermal expansion (a) |
186x10-7 /ºC |
| Chemical |
Water solubility (Dw) |
0.27 wt% |
| Acid solubility (Da) |
0.69 wt%* |
| Physical |
Density |
3.85 g/cm3 |
| Mechanical |
Young's modulus (E) |
66 GPa |
| Knoop hardness (HK) |
3.1 GPa |
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* 0.01N HNO3, 2h |
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