1064-2050nm Fiber Optical Polarization Maintaining Faraday Rotator Mirror PM FRM
The PM Faraday Mirror provides a 45 or 90 degree rotation without regarding the polarization state of the input light.The Faraday Mirror provides low insertion loss, high extinction ratio and excellent environmental stability,It is applied in fiber amplifiers, fiber lasers and other fiber instruments.
Optical Isolator Features | Optical Isolator Applications | ||
Low insertion loss | Fiber optic instruments | ||
High return loss | Fiber optic sensors | ||
High reliability | Fiber optic lasers | ||
High stability | Coherence detection | ||
Product development |
Parameter | Unit | Spec | ||||
Center wavelength | nm | 2050, 2000, 1950 | 1550, 1480, 1310 | 1064 | ||
Operating Wavelength Range | nm | ±15 | ±20 | ±5 | ||
Max.Insertion Loss | dB | 1.3 | 0.5 | 1.6 | ||
Min. Extinction Ratio @23 ºC | dB | 18 | 20 | 20 | ||
Faraday Rotation Angle for CWL | deg | 45 | ||||
Max. Rotation Angle Tolerance at 23 ºC for CWL | deg | ±2 | ||||
Max. Polarization Mode Dispersion | ps | 0.05 | ||||
Max. Power Handling | mW | 300 | ||||
Max.Tensile Load | N | 5 | ||||
Axis Alignment | Two-axis work | |||||
Fiber Type | PM Panda Fiber | |||||
Operating temperature | ºC | -5~+70 | ||||
Storage temperature | ºC | -40~+85 | ||||
For device with connector, the power handling is only 1W,IL is 0.3dB higher, RL is 5dB lower, ER is 2dB lower. | ||||||
The default connector key is aligned to slow axis. |







Q1: What is the warranty?
A1: Our products typically come with a one-year warranty. During the warranty period, if the product fails due to manufacturing defects or material issues, we will provide repair or replacement services free of charge. The warranty does not cover damage caused by misuse, mishandling, or failure to follow the operating instructions.
Q2: What is the packaging?
A2: Our products are packaged with professional shockproof and protective materials to ensure they are not damaged during transportation. Typically, the packaging includes anti-static bags, foam padding, and sturdy cardboard boxes for multiple layers of protection. For special products, we can also provide customized packaging according to customer requirements.
Q3: How do I know if this product is exactly what I need?
A3: Before purchasing, you can determine if the product meets your needs through the following ways:
- Product Manual: Carefully read the product manual and technical specifications.
- Technical Support Consultation: Contact our technical support team with your specific application requirements, and we will recommend suitable products for you.
- Sample Testing: For bulk purchases, we can provide samples for you to test and evaluate.
- Customer Reviews: Check other customers' reviews and feedback.
Q4: How do you maintain quality?
A4: We ensure product quality through the following methods:
- Strict Raw Material Selection: Only select high-quality raw material suppliers.
- Advanced Production Equipment: Use modern, precise production equipment and technology.
- Quality Control System: Establish a comprehensive quality control system, with strict quality inspections at each stage from raw material intake to product dispatch.
- Professional Team: Employ experienced engineers and technicians responsible for production and quality management.
- Continuous Improvement: Continuously collect customer feedback to improve product design and manufacturing processes, enhancing product performance and reliability.
A5: Yes,we could provide a OEM service and make the products with your own label.
Q6: Do you have other fiber optic products?
A6: Yes, we also manufacture combiner,isolator, patch cord, WDM, attenuator, connector, etc. Please contact us or click following link to visit our Made in China website.