DenseLight has developed a variety of semiconductor optical amplifier (SOA) products in the C-band, L-band and O-band wavelength ranges for the optical communication and sensing markets.

We also provide SOA flip-chip customization services for silicon photonics platforms or other optical platforms.


C-band SOA
Product Performance

  • ASE bandwidth ≥ 45nm
  • ASE spectral ripple ≤ 0.3dB
  • Saturation output power ≥ 20dBm*
  • NF ≤ 8dB
  • Gain ≥ 20dB


  • Coherent Communications ITLA
  • Wind LiDAR
  • Auto LiDAR
  • Road LiDAR
  • Fiber Optic Sensing










O-band SOA

Product Performance

  • Low dependence of polarization correlation
  • Wavelength range: 1295~1310nm
  • Small Signal Gain: > 17dB
  • Gain ripple: < 1dB
  • Saturated output power: >8dBm
  • Polarization Dependent Gain: <1.5dB
  • Noise figure: <8dB
  • -3dB bandwidth: >40nm


  • Data Center receiving end
  • 100G QSFP-28 ZR4 ROSA


Product Selection

Product Code
Centre Wavelength
Form Factor
Operating Temperature
Operating Current
Datasheet Enquiry Cart
DL-SOA55020C-320-HDP-45-2 1550 nm CoC 45°C Typ 100 mA | Max 500 mA

* Other operating wavelengths such as L-band and O-band are available, please contact the sales team

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