High-Power Fiber Head Coating-105/125-0.15NA-AR Coating-Nonstandard Ferrule
A protruding-fiber coated pigtail is a fiber assembly with a ceramic ferrule fitted at the coated end, where the fiber tip protrudes a certain distance beyond the ferrule end face, and bare fiber retained at the other end. Unlike conventional flush fiber/ferrule assembly, the protruding-fiber pigtail effectively avoids coating cracks caused by differences in the thermal expansion coefficients of fiber, adhesive, and ceramic ferrule beneath the same coating plane. Its advantages are more evident in the coupling and transmission of medium- and high-power lasers.
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Overview
A protruding-fiber coated pigtail is a fiber assembly with a ceramic ferrule fitted at the coated end, where the fiber tip protrudes a certain distance beyond the ferrule end face, and bare fiber retained at the other end. Unlike conventional flush fiber/ferrule assembly, the protruding-fiber pigtail effectively avoids coating cracks caused by differences in the thermal expansion coefficients of fiber, adhesive, and ceramic ferrule beneath the same coating plane. Its advantages are more evident in the coupling and transmission of medium- and high-power lasers.
Specifications
| Parameter | Value |
|---|---|
| Fiber Model [or as specified by the customer] | MM-S105/125-15A, Core/Clad:105/125um, 0.15NA; or as specified by the customer |
| Fiber Length [or as specified by the customer] | 200+/-10cm; or as specified by the customer |
| Coating Specifications R [@780-1000nm; or customized to customer requirements] | Antireflection Coating , R<0.5%@780-1000nm; or customized to customer requirements |
| Assembly Method | Nonstandard ceramic ferrule assembled after bare-fiber coating, with the fiber tip protruding beyond the ferrule end face |
| Fiber Protrusion Length [or as specified by the customer] | 1+/-0.2mm; or as specified by the customer |
| Ferrule Type [or as specified by the customer] | Nonstandard ceramic ferrule; or customer-specified SC/LC ceramic ferrule |
Applications
Fiber-Laser Pump-Source Coupling Flexible Transmission for Industrial High-Power Laser Processing Coupled Output of Medical Laser Equipment High-Power Laser Testing Fiber Optic Sensor ( Connecting Photodetectors )
Key Features
Direct polishing of the fiber end face requires no auxiliary adhesive during processing, avoiding laser absorption caused by adhesive residue and effectively reducing fiber burnout. The polished bare-fiber end face is highly clean, with no scratches or pits at the core. Coating only the bare-fiber end face, without any ferrule or adhesive, eliminates coating cracks caused by differences in thermal expansion coefficients between substrates beneath the coating. Avoiding the proximity effects of ferrules and adhesive on the laser chip effectively reduces chip COD and contamination. The coating has low thermal absorption and a high damage threshold, with an optical damage threshold > 200 megawatts per square centimeter (certified by a third party in the United States).
Datasheet
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Supplier Information
Founded in 2012, Shenzhen Fujin Optoelectronic Technology Co., Ltd. is a high-tech enterprise specializing in producing coated optical fiber products for various wavelength bands for semiconductor laser manufacturers. The company's products include bare fiber coating, ceramic ferrule coated pigtails, SMA905/D80 high-power transmission jumper coating, single-angled, wedge-shaped, and tapered lensed fibers, widely used in pump laser coupling and transmission for fiber lasers, industrial laser transmission, medical laser transmission, and fiber sensing. With over 20 patented technologies, the company independently developed bare fiber grinding and polishing technology to ensure high cleanliness and high damage threshold of fiber end faces, and continuously optimized high-power laser coating processes. Its products have been adopted by leading domestic and international laser manufacturers. The company has passed ISO9001:2015 quality management system certification and has built an efficient management team, excellent R&D engineers, and a comprehensive after-sales service system.
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