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PM Bandpass Filter15501, 3, 5, 10W
PM Polarization-Maintaining Bandpass Filter 1550nm (PMBPF-1550)
PM Polarization-Maintaining Bandpass Filter 1550nm is a high-performance optical filter with a center wavelength of 1550 ± 6.5nm,. It features low insertion loss, high extinction ratio, and high return loss. Ideal for fiber lasers, fiber sensors, communication systems, test equipment, and polarization-maintaining optical systems.
Optical Performance
Center Wavelength1550±6.5 nm
Passband Insertion Loss≤0.8 dB
Wavelength Suppression25 dB (1260~1535 nm & 1565~1650 nm)
0.5dB_passband_bandwidth13 nm or custom
25 dB Stopband Bandwidth≤22 nm
Return Loss≥50 dB
Extinction Ratio≥20 dB (PM fiber only)
Polarization-Dependent Loss≤0.10 dB
Thermal Stability≤0.005 dB/°C
Available Options
Key Features
- Low insertion loss, high extinction ratio, high return loss, excellent environmental stability and reliability, and high power handling capability.
Specifications
Optical Performance
| Parameter | Value |
|---|---|
| Center Wavelength | 1550±6.5 nm |
| Passband Insertion Loss | ≤0.8 dB |
| Wavelength Suppression | 25 dB (1260~1535 nm & 1565~1650 nm) |
| 0.5dB_passband_bandwidth | 13 nm or custom |
| 25 dB Stopband Bandwidth | ≤22 nm |
| Return Loss | ≥50 dB |
| Extinction Ratio | ≥20 dB (PM fiber only) |
| Polarization-Dependent Loss | ≤0.10 dB |
| Thermal Stability | ≤0.005 dB/°C |
Power and Mechanical Properties
| Parameter | Value |
|---|---|
| Continuous Wave Power Rating | 1W, 3W, 5W, 10W, or custom |
| Fiber Type | HI1060 or SM98-PS-U25A |
| Tensile Strength | ≤5 N |
| Operating Temperature | -5°C ~ +70°C |
| Storage Temperature | -40°C ~ +85°C |
| Diameter | Φ5.5 mm |
| Length | 34mm (body) / 55mm (total length) |
Encapsulation and Connectors
| Parameter | Value |
|---|---|
| Package Dimensions | Φ5.5×L34mm, Φ5.5×L35mm, Φ5.5×L38mm |
| Pigtail Type 0 | 250μm bare fiber |
| Pigtail Type 1 | 900μm Tight Buffer |
| Pigtail Type 2 | Φ2mm Loose Tube |
| Pigtail Type 3 | Φ3mm loose tube |
| Connector Type | FC/UPC, FC/APC, SC/UPC, SC/APC, LC/UPC, LC/APC, or no connector |
| Fiber Length | 0.5m, 0.8m, 1.0m, 1.2m or custom |
| Certification Standard | Telcordia GR-1209-CORE, GR-1221-CORE |
Power Level
| Parameter | Value |
|---|---|
| 1W Model | PMBPF-1550-1 |
| 3W Model | PMBPF-1550-3 |
| 5W Model | PMBPF-1550-5 |
| 10W Model | PMBPF-1550-10 |
| Custom Power | Supports customizable power levels |
| Note | High-power models require an active cooling solution. |