Sensing Fiber Grating
Fiber gratings are wavelength-reflecting optical components fabricated in fiber using UV light and phase-mask inscription. As basic fiber sensing elements, they are widely used in communications and sensing. With apodization technology, T&S Communication offers standard and customized high-performance apodized fiber gratings with high stability and reliability, different grating lengths and high side-mode suppression ratios.
Specification Snapshot
Center Wavelength
1510–1590 nm
Operating Temperature [SMF-28 Fiber]
−20 to 120
Operating Temperature [Polyimide-Coated Fiber]
−40 to 300
Reflectance [Source Table Column 1 Specification Combination (Not a Model)]
≥70 %
−3dB Bandwidth [Source Table Column 1 Specification Combination (Not a Model)]
≤0.7 nm
Side Mode Suppression Ratio [Source Table Column 1 Specification Combination (Not a Model)]
≥15 dB
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Overview
Fiber gratings are wavelength-reflecting optical components fabricated in fiber using UV light and phase-mask inscription. As basic fiber sensing elements, they are widely used in communications and sensing. With apodization technology, T&S Communication offers standard and customized high-performance apodized fiber gratings with high stability and reliability, different grating lengths and high side-mode suppression ratios.
Specifications
| Parameter | Value |
|---|---|
| Center Wavelength | 1510–1590 nm |
| Minimum Spacing | 5 mm |
| Recoating Material | Acrylate / Polyimide |
| Tensile Force Resistance | ≥100 kpsi |
| Fiber Type | SMF-28e / Polyimide-Coated Fiber |
| Connector Type | FC/APC or as Specified |
| Operating Temperature [SMF-28 Fiber] | −20 to 120 |
| Operating Temperature [Polyimide-Coated Fiber] | −40 to 300 |
| Wavelength Tolerance [Source Table Column 1 Specification Combination (Not a Model)] | ±0.3 nm |
| Grating Length [Source Table Column 1 Specification Combination (Not a Model)] | 3 mm |
| Stripped Coating Length [Source Table Column 1 Specification Combination (Not a Model)] | ≤10 mm |
| Reflectance [Source Table Column 1 Specification Combination (Not a Model)] | ≥70 % |
| −3dB Bandwidth [Source Table Column 1 Specification Combination (Not a Model)] | ≤0.7 nm |
| Side Mode Suppression Ratio [Source Table Column 1 Specification Combination (Not a Model)] | ≥15 dB |
| Wavelength Tolerance [Source Table Column 2 Specification Combination (Not a Model)] | ±0.3 nm |
| Grating Length [Source Table Column 2 Specification Combination (Not a Model)] | 5 mm |
| Stripped Coating Length [Source Table Column 2 Specification Combination (Not a Model)] | ≤10 mm |
| Reflectance [Source Table Column 2 Specification Combination (Not a Model)] | ≥75 % |
| −3dB Bandwidth [Source Table Column 2 Specification Combination (Not a Model)] | ≤0.7 nm |
| Side Mode Suppression Ratio [Source Table Column 2 Specification Combination (Not a Model)] | ≥15 dB |
| Wavelength Tolerance [Source Table Column 3 Specification Combination (Not a Model)] | ±0.3 nm |
| Grating Length [Source Table Column 3 Specification Combination (Not a Model)] | 10 mm |
| Stripped Coating Length [Source Table Column 3 Specification Combination (Not a Model)] | ≤20 mm |
| Reflectance [Source Table Column 3 Specification Combination (Not a Model)] | ≥90 % |
| −3dB Bandwidth [Source Table Column 3 Specification Combination (Not a Model)] | ≤0.3 nm |
| Side Mode Suppression Ratio [Source Table Column 3 Specification Combination (Not a Model)] | ≥15 dB |
| Wavelength Tolerance [Source Table Column 4 Specification Combination (Not a Model)] | ±0.5 nm |
| Grating Length [Source Table Column 4 Specification Combination (Not a Model)] | ≤15 mm |
| Stripped Coating Length [Source Table Column 4 Specification Combination (Not a Model)] | ≤20 mm |
| Reflectance [Source Table Column 4 Specification Combination (Not a Model)] | ≥95 % |
| −3dB Bandwidth [Source Table Column 4 Specification Combination (Not a Model)] | ≤0.3 nm |
| Side Mode Suppression Ratio [Source Table Column 4 Specification Combination (Not a Model)] | ≥10 dB |
| Wavelength Tolerance [Source Table Column 5 Specification Combination (Not a Model)] | ±0.5 nm |
| Grating Length [Source Table Column 5 Specification Combination (Not a Model)] | ≤15 mm |
| Stripped Coating Length [Source Table Column 5 Specification Combination (Not a Model)] | ≤20 mm |
| Reflectance [Source Table Column 5 Specification Combination (Not a Model)] | ≥99 % |
| −3dB Bandwidth [Source Table Column 5 Specification Combination (Not a Model)] | ≤0.5 nm |
| Side Mode Suppression Ratio [Source Table Column 5 Specification Combination (Not a Model)] | ≥10 dB |
Applications
Various fiber grating sensors; monitoring of temperature, strain, pressure, displacement, and related quantities in power, petrochemical, petroleum, civil engineering, tunnel, and aviation applications.
Datasheet
Product Datasheet
PDF
Supplier Information
Founded in 2000 and listed on the ChiNext of Shenzhen Stock Exchange in 2016, T&S Communications is a national high-tech enterprise focusing on the R&D, production and sales of core optical communication components and integrated functional modules. As a globally leading manufacturer of MTP/MPO high-density optical fiber connectors and one of the world's largest manufacturers of ceramic ferrules, the company's products are widely used in large and ultra-large data centers, cloud computing platforms, AI training clusters, telecommunication networks and next-generation intelligent computing infrastructure in North America and Europe, continuously providing high-quality optical connection products and solutions to global leading cloud service providers, equipment manufacturers and data center operators.
The company has a rich product line, covering passive optical components such as high-density optical fiber connectors, conventional optical fiber connectors, PLC splitters, and wavelength division multiplexers, active optical components such as high-speed optical modules and active optical cables, as well as key basic components such as ceramic ferrules, MT ferrules, planar lightwave circuit wafers and chips.
T&S Communications has three subsidiaries: Hechuan Powder, Ruixinyuan, and Tesilu Precision, and has established a production base in Vietnam. Relying on the "Guangdong Provincial Optical Fiber Sensing (T&S Communications) Engineering Technology Research Center", the company actively promotes the large-scale application of optical fiber sensing technology in fields such as electric power, transportation, energy, and infrastructure. Looking to the future, T&S Communications closely follows the development trends of ultra-high computing power and the Internet of Everything, focusing on cutting-edge businesses such as high-density optical interconnection, CPO (Co-Packaged Optics) and optical fiber sensing, and is committed to building a high-density, high-speed, intelligent "optical communication + optical sensing" product system, providing global customers with reliable and forward-looking products and solutions.
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