PM Coupler Arrays
Evanescent Optics Inc.Request Info
Splice-free cascaded PM couplers can be manufactured as 1 X N and 2 X N coupler arrays with any output ratios and at wavelengths from 0.45um to 2.04um. PER is better than -24dB per coupler, with loss typically less than 0.1dB per coupler. The program "Cascade" models the output characteristics and can be downloaded from the company's web site.
Also available with integrated polarization splitter/combiners, variable ratio couplers, fiber stretchers, and custom pigtail lengths and packaging.
http://www.evanescentoptics.com
https://www.photonics.com/Buyers_Guide/Evanescent_Optics_Inc/c2222