Fiber optic, photonic & electronic test & measurement
Shinkosha

2 um Isolator, 10 W type (2 um-10W)

High-power 2 um-band fiber isolator covering 1930-2060 nm at up to 10 W input power.

2 um Isolator, 10 W type (2 um-10W)

Technical overview

One of two power ratings in Shinkosha's new 2 um isolator line. It covers 1930-2060 nm at up to 10 W input power, with insertion loss below 1.2 dB, isolation above 50 dB and a polarisation extinction ratio above 20 dB. The housing measures 75 x 8.0 x 21 mm. Shinkosha does not publish a fixed fiber type for this unit and asks customers to enquire.

Features

  • Suppresses laser power fluctuation, frequency fluctuation, modulation bandwidth limitation and LD destruction
  • High-power isolator developed for fiber lasers
  • Available for Yb and Er fiber lasers (1064 nm and 1550 nm bands)
  • Listed by Shinkosha as a new product
  • Insertion loss below 1.2 dB
  • Isolation above 50 dB
  • Polarisation extinction ratio above 20 dB
  • Fiber type configured on request
  • Outline dimension drawing published as a PDF

Specifications

Specifications
ParameterValue
Wavelength1930-2060 nm
Input power10 W
Insertion loss< 1.2 dB
Isolation> 50 dB
Polarization extinction ratio> 20 dB
FiberNot specified by the manufacturer - quoted on request
External dimensions75 x 8.0 x 21 mm
Specifications are reproduced from the manufacturer's own published material on the date shown and are subject to change. Confirm at order.

Applications

  • Thulium and holmium 2 um fiber lasers (1930-2060 nm band)
  • Fiber laser output stabilisation
  • Protecting the pump or seed laser diode from back-reflected light
Manufacturer datasheet (PDF)

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