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3. 6um SM HP-980 Near-Infrared Communication Fiber
3.6μm SM HP-980 near-infrared communication fiber is a high-performance single mode optical fiber optimized for 980nm transmission. Designed for laser delivery, fiber sensing, biomedical optics, spectroscopy, and precision near-infrared photonic systems.
Parameter | unit | Index | ||
Item | 980-HP | 980-HP-80 | 980M-HP-80 | |
Operation wavelength | Nm | 980-1600 | 980-1600 | 980-1600 |
MFD@980nm | um | 4.2±0.5 | 4.2±0.5 | 4.2±0.3 |
| MFD@1550nm | um | 6.8±0.5 | 6.8±0.5 | N/A |
Second mode cutoff wavelength | nm | 920±30 | 920±30 | 920±30 |
Attenuation @980nm | dB/km | <3.5 | <3.5 | <3.0 |
Fiber numerical aperture (NA) | NA | 0.2 | 0.2 | 0.17 |
Bending Loss(980nm, 100 turns ,@LTBR) | dB | 0.001 | 0.001 | 0.001 |
Bending radius (@980nm ,100turns , bending loss 0.05db) | Much less than LTBR | |||
| Bending radius (@1550nm ,100turns , bending loss 0.05db) | mm | 15 | 15 | 40 |
Cladding diameter | um | 125±1.5 | 80±2 | 80±2 |
Coating diameter | um | 245±10 | 165±10 | 165±10 |
Coating concentricity | um | ≤0.5 | ||
Core cladding deviation | um | ≤5 | ||
Strength test level | kpsi | ≥200（1.4GN/m2) | ||
Coating material | UV Curved ,Dual Acrylate | |||
Working temperature | ℃ | -55~+85 | ||
Short bending radius | mm | ≤6 | ≤4 | ≤4 |
Long bending radius | mm | ≥13 | ≥9 | ≥9 |
- Parameters
Parameter | unit | Index | ||
Item | 980-HP | 980-HP-80 | 980M-HP-80 | |
Operation wavelength | Nm | 980-1600 | 980-1600 | 980-1600 |
MFD@980nm | um | 4.2±0.5 | 4.2±0.5 | 4.2±0.3 |
| MFD@1550nm | um | 6.8±0.5 | 6.8±0.5 | N/A |
Second mode cutoff wavelength | nm | 920±30 | 920±30 | 920±30 |
Attenuation @980nm | dB/km | <3.5 | <3.5 | <3.0 |
Fiber numerical aperture (NA) | NA | 0.2 | 0.2 | 0.17 |
Bending Loss(980nm, 100 turns ,@LTBR) | dB | 0.001 | 0.001 | 0.001 |
Bending radius (@980nm ,100turns , bending loss 0.05db) | Much less than LTBR | |||
| Bending radius (@1550nm ,100turns , bending loss 0.05db) | mm | 15 | 15 | 40 |
Cladding diameter | um | 125±1.5 | 80±2 | 80±2 |
Coating diameter | um | 245±10 | 165±10 | 165±10 |
Coating concentricity | um | ≤0.5 | ||
Core cladding deviation | um | ≤5 | ||
Strength test level | kpsi | ≥200（1.4GN/m2) | ||
Coating material | UV Curved ,Dual Acrylate | |||
Working temperature | ℃ | -55~+85 | ||
Short bending radius | mm | ≤6 | ≤4 | ≤4 |
Long bending radius | mm | ≥13 | ≥9 | ≥9 |
3.6μm SM HP-980 Near-Infrared Communication Fiber
3.6μm SM HP-980 Near-Infrared Communication Fiber is a precision-engineered single mode optical fiber optimized for transmission in the 980nm near-infrared wavelength region. Designed with a tightly controlled small core geometry and optimized refractive index profile, this specialty fiber enables stable single-mode transmission, excellent beam quality, and low attenuation at 980nm.
Unlike conventional telecom fibers optimized for 1310nm and 1550nm, HP-980 fiber is specifically designed for short-wavelength near-infrared optical systems where standard 9/125μm fibers exhibit poor mode control and reduced coupling efficiency.
The 3.6μm core design supports true single-mode operation at 980nm and delivers stable optical performance for high-precision photonic systems requiring low modal dispersion, high coupling efficiency, and consistent near-infrared transmission.
HP-980 fiber is widely used in:
- 980nm laser delivery
- Fiber optic sensing
- Biomedical optics
- Spectroscopy systems
- Scientific instrumentation
- Precision optical communication
- Photonic research systems
Product Features
1. Optimized for 980nm Near-Infrared Transmission Specifically designed for efficient and stable single-mode transmission in the 980nm near-infrared wavelength band. | 2. True Single Mode Operation The 3.6μm core geometry ensures stable single transverse mode propagation at 980nm with reduced modal dispersion and improved beam consistency. | 3. Excellent Beam Quality Provides stable Gaussian mode output, ideal for precision laser coupling, beam delivery, and high-resolution optical systems. | 4. Low Attenuation at 980nm Engineered to deliver reduced attenuation in the 980nm wavelength range for high optical transmission efficiency. | 5. High Coupling Efficiency Optimized mode field and numerical aperture enable efficient coupling with 980nm laser diodes, photonic devices, and optical sensors. | 6. Precision Geometrical Control Tight control of core diameter, cladding geometry, and concentricity ensures low splice loss and stable optical alignment. | 7. High Stability for Precision Photonics Suitable for high-stability optical systems requiring repeatable performance and precise light delivery. |
Product Applications
3.6μm SM HP-980 fiber is designed for advanced near-infrared optical transmission and precision photonic applications.
1. 980nm Laser Delivery Used for stable transmission of 980nm laser energy in precision optical systems and beam delivery assemblies. | 2. Fiber Optic Sensing Suitable for: Interferometric sensing Precision monitoring Fiber optic instrumentation Scientific sensor systems | 3. Biomedical & Medical Optics Widely used in: Medical diagnostics Biomedical sensing Optical probes Precision medical photonics | 4. Spectroscopy Systems Ideal for: Raman spectroscopy Fluorescence measurement Optical absorption systems Precision analytical instruments | 5. Scientific Research Used in: Laboratory photonics Precision optics Optical experiments Research instrumentation | 6. Precision Near-Infrared Communication Suitable for specialty short-wavelength optical communication and photonic signal transmission systems. |
Geometry & optical characteristics:
- Core diameter 3.6um, cladding 125um.
- Operation wavelength 980-1600 um.
- Numerical aperture NA:0.17-0.20.
Technical Parameter:
Parameter | unit | Index | ||
Item | 980-HP | 980-HP-80 | 980M-HP-80 | |
Operation wavelength | Nm | 980-1600 | 980-1600 | 980-1600 |
MFD@980nm | um | 4.2±0.5 | 4.2±0.5 | 4.2±0.3 |
| MFD@1550nm | um | 6.8±0.5 | 6.8±0.5 | N/A |
Second mode cutoff wavelength | nm | 920±30 | 920±30 | 920±30 |
Attenuation @980nm | dB/km | <3.5 | <3.5 | <3.0 |
Fiber numerical aperture (NA) | NA | 0.2 | 0.2 | 0.17 |
Bending Loss(980nm, 100 turns ,@LTBR) | dB | 0.001 | 0.001 | 0.001 |
Bending radius (@980nm ,100turns , bending loss 0.05db) | Much less than LTBR | |||
| Bending radius (@1550nm ,100turns , bending loss 0.05db) | mm | 15 | 15 | 40 |
Cladding diameter | um | 125±1.5 | 80±2 | 80±2 |
Coating diameter | um | 245±10 | 165±10 | 165±10 |
Coating concentricity | um | ≤0.5 | ||
Core cladding deviation | um | ≤5 | ||
Strength test level | kpsi | ≥200（1.4GN/m2) | ||
Coating material | UV Curved ,Dual Acrylate | |||
Working temperature | ℃ | -55~+85 | ||
Short bending radius | mm | ≤6 | ≤4 | ≤4 |
Long bending radius | mm | ≥13 | ≥9 | ≥9 |
Product Advantages
- Optimized for 980nm near-infrared transmission
- Stable true single mode performance
- Low attenuation at 980nm
- High laser coupling efficiency
- Excellent Gaussian beam quality
- Tight geometry tolerance
- Ideal for sensing, spectroscopy, and biomedical optics
- Suitable for precision photonic systems
Product Standards
3.6μm SM HP-980 Near-Infrared Communication Fiber is manufactured and tested according to precision optical fiber and specialty photonics quality standards to ensure stable optical performance and long-term reliability.
Applicable Standards IEC 60793-2-50 IEC 60793-1 series Telcordia GR reference testing ITU-T reference geometry control RoHS Compliance REACH Compliance | Quality Assurance Tests Core Diameter Test Cladding Diameter Test Numerical Aperture Test Attenuation Test @ 980nm Mode Field Diameter Test Cutoff Wavelength Test Coating Diameter Test Proof Test Concentricity Error Test |
Why Choose Our 3.6μm SM HP-980 Fiber?
Our 3.6μm SM HP-980 Near-Infrared Communication Fiber is engineered for precision optical transmission in the 980nm wavelength band where conventional telecom fibers are not suitable. With optimized near-infrared optical performance, stable single-mode output, and high coupling efficiency, this fiber is ideal for advanced sensing, spectroscopy, biomedical, and laser delivery applications.
Manufactured under strict process control and tested for specialty optical performance, our HP-980 fiber provides stable and reliable quality for demanding near-infrared photonic systems.
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