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Polarization Controllers

A low-loss and high-speed multi-stage polarization controller useful for polarization control, polarization mode dispersion (PMD) compensation, and polarization scrambling.

Key Specifications

  3-Stage 4-Stage 6-Stage 8-Stage
Insertion Loss < 3 dB (<2dB opt)
3 dB Bandwidth

>1 MHz

Number of Cascaded Stages (N) 3 4 6 8
2Vo/N (TE/TM rotation, per stage) < 14 volts
Vpi/N (TE/TM phase shift, per stage) < 14 volts
|Vbias/2| < 30 volts
PDL < 0.2 dB
Optical Return Loss > 50 dB
Operating Wavelength 1.55 micron (C- and L-band)
Input Fiber SM or PM
Output Fiber SM or PM
Optical Connectors FC/UPC standard (FC/APC & others available)
Package Dimensions 4.0" x 0.35" x 0.24" (101.6 x 8.9 x 6.1 mm3)

Options

Lower PDL (< 0.1 dB)

Custom number of stages

Custom stage lengths

1.06 & 1.3 micron operating wavelength

Need More Information?

This polarization control device was invented and patented by our founder, Suwat Thaniyavarn.

 

US Patent #4,691,984

Thaniyavarn, Suwat, "Wavelength-independent, optical-damage-immune LiNbO3 TE-TM mode converter," Optics Letters, Vol. 11, No. 1, January 1986, pp. 39-41.

Thaniyavarn, Suwat, "Wavelength independent, optical damage immune Z-propagation LiNbO3 waveguide polarization converter," Applied Physics Letters, Vol. 47, No. 7, 1 October 1985, pp. 674-7.

 

All specifications subject to change without notice.

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EOSPACE Inc., 6222 185th Avenue NE, Suite 100, Redmond, WA 98052

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