Polarization Maintaining Patchcord (GK-PMP Series)
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Specifications
Parameter |
Unit |
Value |
Connector Type |
- |
UPC APC |
Typ. Insertion Loss |
dB |
1.0 1.0 |
Max. Insertion Loss |
dB |
1.5 |
Min. Return Loss |
dB |
50 60 |
Min. Extinction Ratio |
dB |
20 |
Max. Optical Power (Continuous Wave) |
mW |
50 |
Fiber Length Tolerance |
% |
± 10 or specified |
Operating Temperature |
℃ |
- 5 to + 70 |
Storage Temperature |
℃ |
- 40 to + 85 |
Corresponding Fiber Type |
- |
PM 460 HP Fiber for 488 nm or 532 nm PM 630 HP Fiber for 635 nm |
Connector key is aligned to slow axis. |
Package Dimensions

product description
The PM Patchcord series, which stands for Polarization Maintaining Patchcord series, is designed to maintain the polarization state of light signals while providing reliable and efficient signal transmission. These patchcords are particularly useful in applications where preserving the polarization integrity is crucial. Here's a summary of their key features and applications:
Excellent Environmental Stability: The patchcords are designed to perform consistently in various environmental conditions, such as temperature fluctuations. This ensures that the polarization state of the light signal remains stable, which is essential for applications that are sensitive to environmental changes.
High Return Loss: A high return loss indicates that the patchcord effectively minimizes reflections of the light signal back towards the source. This helps to reduce signal interference and ensures clear, reliable communication, which is particularly important in sensitive applications where reflections can cause interference or errors.
Low Insertion Loss: The patchcord is engineered to minimize the loss of light signal strength as it passes through the cable. Low insertion loss ensures that the signal remains strong and clear, which is crucial for maintaining the integrity of the data being transmitted.