PM Components
Polarization Maintaining Optical Isolator
A two-port micro-optic device designed for unidirectional light propagation while eliminating back reflection and backscattering in PM fiber systems.
Key Specifications
| Operating Wavelength | 1550 & 1310 nm |
| Bandwidth | ±20 nm (single stage) / ±30 nm (dual stage) |
| Insertion Loss (23°C) | < 0.55–0.65 dB (single) / < 0.65–0.8 dB (dual) |
| Min. Isolation (23°C) | 26–28 dB (single) / 45–48 dB (dual) |
| Extinction Ratio | ≥ 20–22 dB |
| Return Loss (in/out) | ≥ 50/50 dB |
| Fiber Type | PM1550 Panda fiber |
| Max. Power Handling | 300 mW |
| Operating Temperature | -5 to +70°C |
| Storage Temperature | -40 to +85°C |
| Dimensions | Φ5.5 × L35 mm |
Need a custom configuration?
Our engineering team can tailor wavelength, power and interface options to your application.