2 Micron (2000 nm) Polarization Maintaining Isolator

2 um In-line Polarizer is characterized 1. low insertion loss 2. high isolation 3. high return loss, high extinction ratio

2 um Polarization Maintaining Isolator

The Polarization Maintaining Isolator is characterized with low insertion loss, high isolation, high return loss, high extinction ratio and excellent environmental stability and reliability. It is specially designed for 2 um polarization maintaining fiber amplifers, fiber laser systems.

Specifications

Parameter	Unit	Single Stage	Dual Stage
Center Wavelength (λc)	nm	2000
Min. Extinction Ratio	dB	18	18
Min. Isolation, λc ± 50 nm, 23 °C, all polarization states	dB	16	35
Max. Insertion Loss, λc ± 20 nm, all temperature, all	dB	1.2	1.5
polarization states
Min. Return Loss (Input/Output)	dB	50	50
Max. Optical Power (Continuous Wave)	W	1 or 2
Max. Peak Power for ns Pulse	kW	10
Max. Tensile Load	N	5
Fiber Type		PM 1550 Panda fiber
Operating Temperature	°C	-5 to +70
Storage Temperature	°C	-40 to +85

*IL is 0.3 dB higher, RL is 5 dB lower, and ER is 2 dB lower for each connector added. Connector key is aligned to slow axis.

** The Optical Power is 1W only for connector added.

Package Dimensions

2um Polarization Maintaining Isolator:

  

2 Micron (2000 nm) Polarization Maintaining Isolator