Sensing Fiber Grating Array
Multiple standard gratings are written consecutively in a single optical fiber to support long-distance or multipoint measurements and improve measurement-system reliability and stability. China-tscom can specify different gratings according to customer requirements. No splicing is required; features include accurate positioning, high reliability and stability.
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
Multiple standard gratings are written consecutively in a single optical fiber to support long-distance or multipoint measurements and improve measurement-system reliability and stability. China-tscom can specify different gratings according to customer requirements. No splicing is required; features include accurate positioning, high reliability and stability.
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
Distributed sensing and measurement; wavelength references.
Datasheet
Product Datasheet
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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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