Description
Vacuum Pigtailed Fiber Optic Feedthroughs
High-Performance Hermetic Sealing for UHV & Industrial Applications
Our Vacuum Pigtailed Fiber Optic Feedthroughs provide a robust, leak-proof bridge for optical signals entering high and ultra-high vacuum (UHV) environments. By sealing fibers directly into the flange, we eliminate the need for internal adapters, significantly reducing insertion loss and back-reflection.
We specialise in sealing Single-Mode (SM), Multi-Mode (MM), and Polarization-Maintaining (PM) fibers into precision-machined 304L or 316L stainless steel flanges. Whether you require a single fiber or a high-density multi-channel array, our feedthroughs are engineered for long-term stability in the most demanding vacuum chambers.
Customisation & Integration
Our modular design allows for complete flexibility in hardware and fiber protection:
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Flange Options: Standard CF, KF, and ISO interfaces, or fully bespoke custom flanges.
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Protective Tubing: Choose from PTFE, PEEK, or stainless steel jacketing to ensure mechanical durability and environmental resistance.
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Vacuum Side Terminations: Integrated UHV-compatible connectors (FC/APC, FC/PC, ST/PC, SMA905) or advanced assemblies like V-groove arrays, matrix arrays, and collimators.
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Atmospheric Side: Support for high-density and standard connectors including LC, E2000, SC, MTP/MPO, and MMC.
Key Advantages
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UHV Compatibility: Optimised for high and ultra-high vacuum requirements.
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Multi-Channel Versatility: Individual or grouped fiber sealing within a single flange.
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Hybrid Solutions: Capability to integrate both electrical and optical feedthroughs in one custom flange.
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Exceptional Durability: Precision-machined stainless steel construction for high mechanical stability.
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Broad Compatibility: Supports SM, MM, PM, and POF fiber types.
Critical Applications
Our vacuum-pigtailed solutions are trusted in sectors where failure is not an option:
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Research & Science: Fusion reactors, particle accelerators, and space simulation chambers.
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Semiconductor Manufacturing: Optical monitoring and signal transfer within vacuum process tools.
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Aerospace & Defence: Data transmission for high-altitude and space-grade hardware testing.
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Advanced Sensing: High-precision spectroscopy and laser signal transmission in controlled environments.





