1310/1550nm High-Power PM Dual-Stage Optical Isolator

  • Low Insertion Loss
  • High Power Handling
  • High Isolation
  • Low PDL
  • High Reliability
  • Low Cost


Click 'Spec Sheet' for available configurations/part#


1310/1550 high power polarization maintaining dual stage optical isolator is a passive device that maintaining polarization while guiding light at 1310/1550 nm in the normal direction, and minimizing back reflection and back scattering in the reverse direction for any state of polarization. Employing Photonwares’s proven advanced micro optics design, it features low insertion loss, high power handling, extremely high isolation, high extinction ratio, compact package and high stability.  making them an ideal choice for application in fiber amplifier systems, optical fiber sensors and instrumentation.


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OIHP PM Dual Stage Specification Unit
Operation Wavelength (lo) 1310 1310 ± 15 nm
C Band 1535 ~ 1565
L Band 1570 ~ 1605
Typical Insertion Loss (Over lo, 0~70oC, no connector) ≤ 0.6 dB
Maximum Insertion Loss (Over lo, 0~70oC, no connector) ≤ 0.9 dB
Minimum Extinction Ratio (Over lo, 0~70oC, no connector) ≥ 20 dB
Typical Extinction Ratio (lc, 23oC, no connector) ≥ 25 dB
Minimum Channel Isolation (Over lo, 0~70oC) ** ≥ 46 dB
Typical Channel Isolation (lc, 23oC) ≥ 58 dB
Minimum Return Loss

(Input/Output, no connector)

≥ 50 dB
Polarization Alignment Slow Axis  
Operating Temperature 0 ~ +70 oC
Storage Temperature -40 ~ +85 oC
Optical Power Handling ≤ 5* W
Package Dimensions Ø5.5 x L50 mm

* Continuous operation, for pulse operation call. Requiring mount the unit for heat  dissipation.

**  Back Reflect <10%.  For >10% application, please call us.