Low Insertion Loss In-line Polarizer 1310nm 1550nm 1064nm 980nm 850nm For Fiber Optic Instruments

This In-line Polarizer is a critical optical component designed for the precise control of the polarization state of optical signals. It is widely utilized in fiber-optic communications, fiber-optic instrumentation, fiber sensing, laser systems, and various polarization-sensitive optical systems. The device effectively filters out optical signals with unwanted polarization directions, ensuring that the output light within the system maintains optimal polarization characteristics. This, in turn, enhances signal quality, measurement accuracy, and overall system stability. Featuring a compact structural design, this product boasts low insertion loss, a high extinction ratio, and high isolation performance. Furthermore, it maintains stable performance across a broad wavelength range, making it ideally suited for modern optical communication and optoelectronic systems with stringent polarization control requirements.

Above specifications are for devices without connectors.

For device with connector, IL is 0.3dB higher, RL is 5dB lower, ER is 2dB lower.

The default connector key is aligned to slow axis.

• Low insertion loss (typical value: ~0.3–0.8 dB)
• High extinction ratio (typical value: ~30 dB)
• High isolation performance
• Supports common wavelengths such as 1310 nm, 1550 nm, and 980 nm
• Supports selection of slow-axis or fast-axis orientation
• Compact structure for easy system integration
• Wide operating temperature range and excellent stability
• RoHS compliant

• Fiber-optic instrumentation
• Fiber sensing systems
• Fiber lasers
• Quantum communications
• Optical testing and calibration equipment
• Fiber-optic communication networks
• High-precision optical experimental platforms