CSRayzer’s Polarization Maintaining Fiber Coupled Semiconductor Saturable Absorber Mirror(SESAM) PMCS Series product, has very good performance of high extinction, low insertion loss and high reliability. It is ideal for ultra-fast fiber lasers.
Parameters | Unit | Values |
Center Wavelength | nm | 1550 |
Max. Insertion Loss | dB | 1.4 |
Beam spot size on SESAM surface | μm | 20 / 50 / Customized |
Focal working distance | mm | 3.5 |
Output Beam Size | μm | 20 / 50 / Customized |
Extinction Ratio | dB | ≥20 |
Fiber Type | -- | PM1550/Specify |
Handing Power | mW | 500 |
Working Temperature | ℃ | -5 to 70 |
Storage Temperature | ℃ | -40 to 85 |
Tensile Load | N | 5 |
*IL is 0.3 dB higher, RL is 5 dB lower, and ER is 2 dB lower for each connector added. Connector key is aligned to slow axis.
*Above specifications are for device without connector and may change without notice.

