Polarization-Maintaining Optical Isolator
Pictures and Schematic Diagram
Technical Specifications of Polarization-Maintaining Isolator
Polarization Maintaining Optical Isolator is characterized by low insertion loss, high return loss, high extinction and excellent ratio and reliability. Our fiber optic isolators are ideal for use with polarization maintaining fiber amplifiers, transmitters and fiber lasers.
Features of Polarization-Maintaining Optical Isolator
High isolation
High return loss
Low insertion loss
High extinction ratio
Applications of Polarization-Maintaining Optical Isolator
Fiber optic amplifier
Fiber instrumentation
Transmitter and fiber laser
High-speed communications system
Technical Specifications of Polarization-Maintaining Optical Isolator
| Parameter | Single Stage | Dual Stage | |||
| Premium | A Grade | Premium | A Grade | ||
| Operating Wavelength (nm) | 1310,1480, 1550 | ||||
| Bandwidth (nm) | ±15 | ||||
| Peak Isolation (dB) | 42 | 40 | 58 | 55 | |
| Isolation (at 23℃ ) (dB) | ≥28 | ≥26 | ≥48 | ≥45 | |
| Insertion Loss (at-5 ~ 70 ℃ )(dB) | ≤0.6 | ≤0.7 | ≤0.7 | ≤0.80 | |
| Extinction Ratio(dB) | Type 2 (Both axes are working) | ≥20 | ≥18 | ≥20 | ≥18 |
| Type 1(The fast-axis is blocked) | ≥25 | ≥23 | ≥25 | ≥23 | |
| Return loss (In/Out) (dB) | ≥55 | ||||
| Operating Temperature (℃) | -5~70 | ||||
| Storage Temperature (℃) | -40 ~ 85 | ||||
| Fiber Type | Panda PM Fiber or bespoke fiber upon request | ||||
| Dimensions(mm) | 5.5×L35 | ||||
| Power Handling (mW) | ≤300 | ||||
Note: All insertion loss doesn't count in the connector loss. For optical isolators with connectors, the IL is 0.3dB higher, RL 5dB lower and ER is 2 dB lower for each connector added. The keyway of the connector is aligned with the slow axis.
Package
Order Information
ISO-A-B-C-D-E-F-G-H-I-J
