300℃ MM Polyimide Optical Fiber - High & Low Temperature Optical Fiber - Doped/Pure Silicon Core Optical Fiber - Sensing Communication Multimode Fiber Optic

This product is a multimode polyimide optcial fiber that can withstand both high and low temperatures. The coating material is polyimide, with options for 50/62.5 diameter, step-index/gradient-index, doped/pure silicon core.

It is suitable for various high and low temperature-resistant fiber optic patch cords, fiber optic pigtails, distributed fiber optic sensors, and sensing cables produced by Beijing Dacheng Yongsheng Technology Co., Ltd.. 

Note: The content of this information is for reference only. Due to different production batches, there may be slight deviations in the specifications.

Product brand is OFSCN®.

OFSCN® 300℃ MM Polyimide Optical Fiber Structure:

Optical Fiber type: multi-mode Structural dimensions: Fiber core/cladding/coating: 50/125/155μm or 62.5/125/155μm

Physical picture 1

Physical picture 2

 

OFSCN® 300℃ MM Polyimide Optical Fiber Parameter Table:

Product type	Polyimide	Polyimide + Carbon Coating
Product parameter	Specification	Specification
Geometric performance
Core diameter	50 ± 2.0 µm / 62.5 ± 2.0 µm	50 ± 3.0 µm
Cladding diameter	125 ± 1.0 µm	125 ± 2.0 µm
Core-cladding concentricity error	< 3.0 µm	< 3.0 µm
Cladding ovalit< 2.0%		< 2.0%
Coating diameter	155 ± 5 µm	155 ± 5 µm
Whether carbon coating is applied	N	Y
Whether it is pure silicon	Optional	Y
Mechanical properties
Fiber tensile strength	100 kpsi	100 kpsi
Operating temperature	-200 to +350°C	-200 to +350°C
Optical properties
Attenuation @ 1310 nm	< 1.2 dB/km	< 1.2 dB/km
Attenuation @ 850 nm	< 3.0 dB/km	< 3.0 dB/km
Numerical aperture	0.22	0.18 - 0.22

Options: 50/125 or 62.5/125, step-index/gradient-index, non-carbon coated/carbon coated, doped/pure silicon core, and other combinations.

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Features of OFSCN® 300℃ MM Polyimide Optical Fiber

• Extreme Temperature Resistance: Designed to withstand a broad range of temperatures, from extreme heat (up to 300°C) to extreme cold.
• Polyimide Coating: Provides superior thermal stability, chemical resistance, and mechanical strength.
• Multimode Fiber: Suitable for various short to medium-distance data transmission and sensing applications.
• Versatile Core/Cladding Options: Available in 50/125 µm or 62.5/125 µm core/cladding diameters to suit different system requirements.
• Customizable Profiles: Offers both step-index and graded-index profiles, allowing for optimization based on application needs.
• Core Material Flexibility: Choices include doped silica or pure silica cores.
• Optional Carbon Coating: Provides enhanced protection in specific harsh environments.
• Compatibility: Perfectly suited for use with high/low-temperature fiber patch cords, pigtails, distributed fiber optic sensors, and sensing cables.

Application Scenarios & Industry Examples of OFSCN® 300℃ MM Polyimide Optical Fiber

Application Scenarios Examples of OFSCN® 300℃ MM Polyimide Optical Fiber:

• High-Temperature Sensing: Monitoring temperatures in industrial ovens, furnaces, engines, and process control systems.
• Low-Temperature Sensing: Applications in cryogenic systems, liquefied gas storage, and extreme cold environments.
• Downhole Sensing: Used in oil and gas wells for temperature, pressure, and acoustic monitoring.
• Aerospace & Defense: Data transmission and sensing in aircraft, spacecraft, and military vehicles where temperature extremes are common.
• Industrial Process Monitoring: Real-time data acquisition in manufacturing, power generation, and chemical processing.
• Medical Sterilization: Fiber optics used in instruments requiring high-temperature sterilization.
• Geothermal Energy: Sensing in high-temperature geothermal wells.
• Fire Detection Systems: Distributed temperature sensing in critical infrastructure for early fire detection.

Industry Examples of OFSCN® 300℃ MM Polyimide Optical Fiber:

• Oil & Gas: Downhole sensing, pipeline monitoring, refinery operations.
• Aerospace & Defense: Aircraft systems, missile guidance, space exploration, satellite communications.
• Automotive: Engine monitoring, exhaust system sensing, battery temperature management for electric vehicles.
• Industrial Manufacturing: Steel mills, glass production, foundries, chemical plants, power generation (nuclear, thermal).
• Energy: Geothermal power, smart grids, renewable energy systems (solar, wind) in extreme climates.
• Research & Development: Laboratory experiments requiring high or low-temperature resistance.
• Medical: Sterilizable instruments, diagnostic equipment operating in various thermal conditions.
• Civil Engineering: Structural health monitoring in bridges, tunnels, and buildings exposed to wide temperature fluctuations.