2.5μm SM HP-460 visible green optical fiber is a high-performance single mode specialty fiber optimized for 460nm visible wavelength transmission. Ideal for blue-green laser delivery, spectroscopy, biomedical optics, and precision photonic systems.
Parameter | unit | Index |
Item | 460-HP | |
Operation wavelength | Nm | 450-600 |
MFD@515nm | um | 3.5±0.5 |
Second mode cutoff wavelength | nm | 420±20 |
Attenuation @515nm | dB/m | 30 |
Fiber numerical aperture (NA) | 0.13 | |
Bending Loss(460nm, 100 turns , diameter:13mm) | dB | 0.001 |
Bending radius (@460nm ,100turns ,bending loss 0.05db) | Much less than LTBR | |
Cladding diameter | um | 125±1.5 |
Coating diameter | um | 245±15 |
Coating concentricity | um | ≤5 |
Core cladding deviation | um | ≤0.5 |
Coating material | UV Curved ,Dual Acrylate | |
Strength test level | kpsi | ≥200(1.4GN/m2) |
Working temperature | ℃ | -55~+85 |
Short bending radius | mm | ≥6 |
Long bending radius | mm | ≥13 |
Parameter | unit | Index |
Item | 460-HP | |
Operation wavelength | Nm | 450-600 |
MFD@515nm | um | 3.5±0.5 |
Second mode cutoff wavelength | nm | 420±20 |
Attenuation @515nm | dB/m | 30 |
Fiber numerical aperture (NA) | 0.13 | |
Bending Loss(460nm, 100 turns , diameter:13mm) | dB | 0.001 |
Bending radius (@460nm ,100turns ,bending loss 0.05db) | Much less than LTBR | |
Cladding diameter | um | 125±1.5 |
Coating diameter | um | 245±15 |
Coating concentricity | um | ≤5 |
Core cladding deviation | um | ≤0.5 |
Coating material | UV Curved ,Dual Acrylate | |
Strength test level | kpsi | ≥200(1.4GN/m2) |
Working temperature | ℃ | -55~+85 |
Short bending radius | mm | ≥6 |
Long bending radius | mm | ≥13 |
2.5μm SM HP-460 Visible Green Optical Fiber
2.5μm SM HP-460 Visible Green Optical Fiber is a high-performance single mode specialty optical fiber specifically engineered for visible wavelength transmission in the blue-green spectrum, with optimized performance around 460nm. Designed with an ultra-small 2.5μm core diameter, this fiber supports true single mode propagation in the visible wavelength range, delivering superior beam quality, low attenuation, and excellent transmission stability.
Unlike conventional telecom optical fibers optimized for infrared wavelengths such as 1310nm and 1550nm, HP-460 visible green optical fiber is purpose-built for short visible wavelengths ranging from 430nm to 600nm. It is ideal for blue-green laser delivery, fluorescence systems, spectroscopy, precision sensing, and advanced scientific instrumentation.
This specialty fiber is widely used in demanding photonic applications where precise visible light guidance, stable optical mode performance, and low-loss transmission are critical.
Product Features
1. Optimized for 460nm Visible Wavelength Specifically designed for high-efficiency optical transmission at 460nm, making it ideal for blue-green diode lasers and visible photonic systems. | 2. True Single Mode Operation The 2.5μm core diameter enables stable single mode propagation within the visible spectrum, ensuring: •Excellent Gaussian beam quality •Stable mode output •Reduced modal distortion •High coupling precision | 3. Ultra-Small Core for Precision Light Control The ultra-small 2.5μm core offers: •Tight optical confinement •High mode purity •Enhanced beam control •Precise optical alignment performance | 4. Low Attenuation in Visible Spectrum Engineered for visible wavelengths, HP-460 provides significantly lower attenuation and improved optical transmission performance compared to standard telecom fibers used outside their design wavelength. | 5. Excellent Beam Stability Delivers stable and repeatable beam output for precision optical applications such as spectroscopy, interferometry, sensing, and laser beam shaping. | 6. High Compatibility with Visible Optical Components Compatible with: •Fiber collimators •Visible wavelength connectors •Blue-green laser pigtails •Precision coupling assemblies •Optical sensors and detectors |
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Applications:
2.5μm SM HP-460 visible green optical fiber is ideal for high-precision visible wavelength optical transmission in scientific, industrial, and biomedical applications.
Blue-Green Laser Delivery Designed for efficient transmission of 460nm blue-green laser sources used in precision laser modules and optical beam delivery systems. | Biomedical and Life Science Systems Used in: •Fluorescence excitation •Biomedical diagnostics •Optical imaging •Laser therapy systems •Medical sensing probes | Spectroscopy and Analytical Instruments Suitable for: •Raman spectroscopy •Fluorescence spectroscopy •Optical analysis systems •Precision detection equipment •UV-visible instrumentation | Scientific Research and Photonics Applied in: •Laser beam shaping •Interferometry •Precision optical experiments •Laboratory photonics •Sensor development platforms | Industrial Optical Systems Widely used in: •Optical sensors •Laser inspection •Precision alignment systems •Micro-optical modules •Visible wavelength photonic assemblies |
Geometry & optical characteristics:
Technical Parameter:
Parameter | unit | Index |
Item | 460-HP | |
Operation wavelength | Nm | 450-600 |
MFD@515nm | um | 3.5±0.5 |
Second mode cutoff wavelength | nm | 420±20 |
Attenuation @515nm | dB/m | 30 |
Fiber numerical aperture (NA) | 0.13 | |
Bending Loss(460nm, 100 turns , diameter:13mm) | dB | 0.001 |
Bending radius (@460nm ,100turns ,bending loss 0.05db) | Much less than LTBR | |
Cladding diameter | um | 125±1.5 |
Coating diameter | um | 245±15 |
Coating concentricity | um | ≤5 |
Core cladding deviation | um | ≤0.5 |
Coating material | UV Curved ,Dual Acrylate | |
Strength test level | kpsi | ≥200(1.4GN/m2) |
Working temperature | ℃ | -55~+85 |
Short bending radius | mm | ≥6 |
Long bending radius | mm | ≥13 |
2.5μm SM HP-460 visible green optical fiber is manufactured and tested in accordance with international specialty optical fiber and photonics quality standards to ensure stable optical performance and long-term reliability.
Applicable Standards •IEC 60793-2-50 – Optical Fibre Product Specifications •IEC 60793-1 Series – Optical Fibre Measurement Methods •IEC 60794 Series – Optical Cable Test Procedures •Telcordia GR-409 – Generic Requirements for Optical Fibers •RoHS Compliance – Restriction of Hazardous Substances •REACH Compliance – Chemical Safety and Environmental Compliance | Quality Assurance Tests •Core/Cladding Concentricity Measurement •Geometrical Dimension Inspection •Mode Field Diameter Verification •Cutoff Wavelength Testing •Attenuation Testing at 460nm •Tensile Proof Testing •Coating Diameter Consistency Test •Environmental Stability Verification |
Why Choose Our 2.5μm SM HP-460 Visible Green Optical Fiber?
Our 2.5μm SM HP-460 visible green optical fiber is engineered for advanced visible wavelength applications requiring precise light transmission, stable single mode operation, and excellent beam quality. Specifically optimized for 460nm blue-green light, it delivers superior performance in laser delivery, spectroscopy, biomedical instrumentation, and scientific photonics.
For applications where conventional telecom fiber cannot provide stable visible wavelength performance, HP-460 is the ideal specialty optical fiber solution.

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