ASEF Amplified Spontaneous Emission Filter


The Amplified Spontaneous Emission Filter (ASEF) series is designed to pass the specified wavelength range and block the unwanted amplified spontaneous emission noise in EDFAs and laser systems. It is a micro optics device based on environmentally stable thin film filter technology. The components are characterized with low insertion loss atpass channel, good isolation for blocking wavelengths and high power handling capability.  

Model #: ASEF-1544-N-B-1.

Please refer to Data sheet for detailed specifications            

If you need a different model number, please feel free to ask a quotation.  
  • Low Insertion Loss and Good Isolation
  • Excellent Thermal Stability
  • RoHS Compliant
  • Model # ASEF-1-1544-N-B-1