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  • OTF-350

Flat-Top Manual Tunable Filter

Manually controlled compact wavelength & bandwidth Tunable Filter

• Flat-top filter shape and low IL
• Wavelength range: 1530 to 1610 nm (C&L Band)
• Crosstalk > 50 dB (typ.)

OTF 350


The OTF-350 is a versatile manually optical tunable filter that allows simultaneous and independent tuning of center wavelength and bandwidth over C & L bands. It's unique precision free-space optics and accurate tuning mechanism bring forth excellent optical control and a flat top passband shape of filtered signal.

Tuning Flexibility

Independent tuning of the center wavelength and bandwidth

Wide Wavelength Range

1530 nm to 1610 nm with O-band also available

Precision Free-Space Design

Excellent optical control with flat-top filter shape

Features & Characteristics

  • Center wavelength and transmission bandwidth can be independently and continuously changed
  • Wavelength range: 1530 to 1610 nm (C&L Band)
    O-band is available upon request.
  • Flat-top filter shape
  • Bandwidth: 0.2 to 10.0 nm (Normal type)
  • Bandwidth: 0.1 to 15.0 nm (Wide type)


  • 40 Gb/s, 100 Gb/s transmission test
  • WDM wavelength tuning
  • ASE noise filtering
  • Pulse shaping
  • Next generation bundle wavelength OXC
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