A full range of polarization-maintaining components are available with customization options

Updated at Jul 10th 2026 Views 7

  Recently, our company has shipped a large volume of polarization-maintaining (PM) optical products, including PM optical switches, PM attenuators, PM circulators, PM WDMs, PM splitters, PM couplers, PM beam splitters/combiners, PM isolators, PM patch cords, and other PM series components.

 

The parameters of the PM MEMS VOA are as follows:

Parameters

unit

Value

Attenuation type

 

Bright or Dark

Working wavelength

nm

1550

Attenuation range

dB

≥30

Extinction ratio

dB

≥18

Response time

ms

≤8

Insertion loss

dB

≤0.7

Wavelength dependent loss

dB

≤0.25 @0V

Return loss

dB

≥45

Drive power supply

V

≤6.5

Maximum optical power

mW

≤500

Working temperature

°C

-20 ~ +85

Storage temperature

°C

-40 ~ +85

Package size

mm

Φ5.5 × 19