976/1064 nm Polarization Maintaining Fused Wavelength Division Multiplexer (GK-PMWDM Series)
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Specifications
Parameter |
Unit |
Value |
Longer Operating Wavelength |
nm |
1064 ± 2, or specified |
Max. Insertion Loss |
dB |
0.5 |
Min. Isolation |
dB |
15 |
Min. PER |
dB |
17 |
Shorter Operating Wavelength |
nm |
976 ± 2, or specified |
Max. Insertion Loss |
dB |
0.5 |
Min. Isolation |
dB |
15 |
Min. PER |
dB |
17 |
Thermal Stability |
dB/℃ |
≤ 0.005 |
Min. Return Loss |
dB |
55 |
Min. Directivity |
dB |
55 |
Max. Optical Power (Continuous Wave) |
W |
2 |
Fiber Type |
- |
PM Panda Fiber |
Operating Temperature |
℃ |
- 5 to + 70 |
Storage Temperature |
℃ |
- 40 to + 85 |
IL is 0.5 dB higher, RL is 5 dB lower, and ER is 2 dB lower for each connector added. Connector key is aligned to slow axis.
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Package Dimensions
product description
The Polarization Maintaining Fused Wavelength Division Multiplexer (PM-FWDM) is a high-performance optical component designed to work with light signals at different wavelengths while maintaining their polarization state. This is crucial for applications where both wavelength multiplexing and polarization preservation are required. Here's a summary of its key features and their implications:
Combination and Separation of Wavelengths: The PM-FWDM allows for the multiplexing of multiple wavelength signals onto a single fiber for transmission and the demultiplexing of these signals at the receiver end. This increases the capacity of the fiber by enabling parallel data streams at different wavelengths.
Very Low Insertion Loss: The device is designed to minimize the loss of signal power as the light passes through it. Low insertion loss is essential for maintaining signal strength, especially in long-distance fiber optic communication systems or when multiple multiplexers are used in series.
High Extinction Ratio: The extinction ratio refers to the ability of the multiplexer to effectively separate the combined wavelengths from each other. A high extinction ratio means that there is minimal crosstalk between the different wavelength channels, ensuring clear and distinct signal transmission.
Excellent Environmental Stability: The PM-FWDM is designed to maintain its performance parameters under varying environmental conditions, such as temperature fluctuations. This stability is vital for reliable operation in diverse settings, including outdoor or uncontrolled environments.
Operation on Both Fast and Slow Axis: The component can operate effectively on both the fast and slow axes of polarization. This feature is important for applications where the polarization state of the light must be controlled and maintained, such as in certain types of optical sensors or fiber lasers.
Excellent Environmental Stability: These devices are built to maintain their performance under varying environmental conditions, such as temperature fluctuations. This stability is crucial for reliable operation in diverse settings, including outdoor or uncontrolled environments.