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High-precision custom fiber optic solutions for next gen innovation

Custom optical solutions with quick turnaround, and expert collaboration. All from a local team that facilitates your growth.
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Neptec's latest partially automated FA-MT assembly

High-precision custom fiber optic solutions for next gen innovation

Custom optical solutions with quick turnaround, and expert collaboration. All from a local team that facilitates your growth.

High-precision custom fiber optic
solutions for next gen innovation

Get custom optical solutions with quick turnaround, and expert collaboration. All from a local team that facilitates your growth.

An engineer at Neptec designs custom fiber optic assemblies on screen

Tailored fiber optic solutions for your needs

 Combining cutting-edge technology with vast industry knowledge to create solutions that perfectly match your product requirements

Specific integration needs

PM, SM, Hybrid

Standard & non-standard wavelengths

Visible, NIR I, NIR II

Multiple fiber counts

1 to 246
and more

Varying core sizes

3μm to 1mm
and beyond

Comprehensive fiber optic product ecosystem

High-quality, cost-efficient fiber optic patch cables, breakouts, couplers, network chassis, and industrial laser modules


High power Mode Field Adapter (MFA)

Mode Field Adapter (MFA)

Wavelength Division Multiplexing (WDM)

Wavelength Division Multiplexing (WDM)

PM Cable Standard Break Out Cable

Polarization Maintaining Cable Standard

Scale FA-MT Production Locally

Neptec’s partially automated FA-MT assembly in Fremont, CA delivers faster turnaround, consistent quality, and reliable scaling for your fiber products.

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Quality-Assured Solutions

ISO 9001:2015 and AS9100D certified, Neptec maintains industry-leading defect rates, first-pass yield, and minimal returns. Our rapid issue resolution and on-time delivery, backed by high customer satisfaction scores, prove our commitment to superior quality

How our fiber optic solutions power innovation

How our fiber optic solutions power innovation

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Fiber Array Unit (FAU)_45_Final_edited_edited.jpg

FTTx connectivity solutions
WDM module systems

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Fiber Array Unit (FAU)_45_Final_edited_edited.jpg

Custom fiber arrays units (FAUs)
Photonic chip integration

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Fiber Array Unit (FAU)_45_Final_edited_edited.jpg

Low-loss components
Polarization-maintaining fiber

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Fiber Array Unit (FAU)_45_Final_edited_edited.jpg

Mission-critical assemblies
MIL-STD compliant cables

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Fiber Array Unit (FAU)_45_Final_edited_edited.jpg

Custom LIDAR optics
Precision fiber alignment

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Fiber Array Unit (FAU)_45_Final_edited_edited.jpg

Sterilization-ready assemblies
Biomedical equipment solutions

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Fiber Array Unit (FAU)_45_Final_edited_edited.jpg

High-power fiber assemblies
Factory automation integration

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