High-Temp Fiber Collimators

By using high-temperature optical fiber, materials, and production processes, this product can meet the application environments with a working temperature of -40-220. The high-temperature resistant FC/APC connector is specifically designed for high-temperature devices, censuring stable optical signal transmission in high-temperature environments. The product undergoes a 48-hour 220℃ reliability test before delivery, ensuring long-term reliability of the device working under high-temperature conditions.


Premium high-temperature design: 

Resistant to extreme heat effects Crafted with high-temperature-resistant materials including sapphire fiber and gold-coated fiber, our High-Temp Fiber Collimator achieves exceptional heat resistance with options for 500℃, 750℃ and up to 1000℃ operation. The sapphire fiber offers excellent thermal stability and low optical loss at high temperatures, ensuring reliable light transmission in extreme heat. The collimator uses high-temperature epoxy resin and precision optical lenses designed for thermal stability, preventing deformation or performance degradation under high heat. The optical path is optimized to minimize thermal lensing effects, maintaining beam quality and collimation accuracy at extreme temperatures.


Precision manufacturing process: 

Ensuring high-temperature stability Our High-Temp Fiber Collimators are manufactured using high-temperature-compatible processes and materials. The fiber and lens are assembled with thermal expansion-matched materials to prevent mechanical stress at temperature extremes. The lens surface features high-temperature AR coating, Ultraopto’s High-Temp Fiber Collimator offers stable optical performance across a temperature range of 500-1000℃, with insertion loss kept at ≤0.5dB and return loss at ≥50dB even at the maximum temperature. The collimator is encapsulated in a heat-resistant metal housing with integrated heat dissipation structures, protecting internal components from direct heat exposure. The fiber pigtail is reinforced with heat-resistant sheathing to ensure mechanical stability and optical performance at high temperatures. Core performance advantages: suitable for extreme high-temperature scenarios. It supports a broad wavelength range of 400-2000nm, and features high reliability with a long service life (>5000 hours) in high-temperature environments, reducing maintenance costs. compatible with diverse high-temperature sensing technologies. The rugged design ensures resistance to thermal shock and vibration, making it suitable for industrial furnace monitoring and aerospace engine testing. The passive design eliminates the need for active cooling, simplifying system integration in space-constrained high-temperature environments.


Full-scenario application coverage: 

Empowering equipment in high-temperature environments Our High-Temp Fiber Collimator is widely applied in industrial, aerospace and scientific fields. In high-temperature sensing systems, it enables precise measurement of temperature, pressure and gas composition in industrial furnaces and combustion processes. For aerospace engine testing, it provides reliable optical signal transmission from high-temperature engine components to monitoring systems. In high-temperature manufacturing processes such as metal casting and glass production, it supports real-time process monitoring. The collimator also finds use in high-temperature research experiments, geothermal energy monitoring and nuclear reactor safety systems, delivering reliable performance for diverse extreme high-temperature applications.


Customized services: 

Meeting personalized needs As a leading manufacturer of extreme environment optical components, Ultraopto offers fully customized High-Temp Fiber Collimator solutions to meet your unique application requirements. Our professional R&D team can tailor key parameters including temperature tolerance (500-1000℃), wavelength range (400-2000nm), fiber type (sapphire/gold-coated), connector type and housing design. We support custom heat dissipation structures and environmental protection ratings for specialized applications. All custom collimators undergo multi-stage strict quality inspection, including high-temperature performance testing, thermal shock resistance assessment and long-term reliability testing, with a detailed quality report provided.


Quality Assurance and Technical Support: 

Your Trusted Choice Backed by advanced high-temperature optical technology and a complete quality control system, Ultraopto ensures stable batch supply and consistent product quality. Our production processes adhere to international industrial and aerospace standards, with each collimator subjected to rigorous testing using high-temperature chambers and optical power meters. We provide professional technical consultation on collimator selection, high-temperature system integration and performance optimization, helping you achieve optimal results for your extreme heat application. Whether you need standard collimators for industrial monitoring or custom solutions for aerospace testing, Ultraopto’s High-Temp Fiber Collimators deliver exceptional value and reliability.

For more detailed technical parameters, product quotation information or custom design solutions for our Ultraopto High-Temp Fiber Collimators, please contact our professional sales and technical team through the official website, and we will provide you with efficient, personalized and professional optical solutions.


High-Temp Fiber Collimators

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