780-2050nm Fiber Optic Polarizer
In-line fiber optic polarizer designed to pass one polarization state while blocking the orthogonal state across near-infrared wavelengths (780nm to 2050nm).
Technical Specifications
Parameter
Specification
Unit
Center Wavelength
780, 850, 980, 1064, 1310, 1550, 2000
nm
Operating Wavelength Range
±20 (1310/1550), ±10 (780-1064/2000)
nm
Typ. Insertion Loss @ 23°C
0.3 to 0.5
dB
Max. Insertion Loss @ 23°C
0.5 to 0.8
dB
Min. Extinction Ratio
≥ 28 (Grade P), ≥ 25 (Grade A)
dB
Min. Return Loss
≥ 50
dB
Max. Optical Power (CW)
300
mW
Fiber Configuration
SM-SM, SM-PM, PM-PM
-
Package Dimensions
dia. 5.5 x 35 mm
-
Operating Temperature
-5 to +70
°C
Storage Temperature
-40 to +85
°C
Technical Datasheet Note
Grade P provides PER ≥ 28 dB; Grade A provides PER ≥ 25 dB. Standard slow-axis alignment. Fast-axis alignment upon request.
Grade P provides PER ≥ 28 dB; Grade A provides PER ≥ 25 dB. Standard slow-axis alignment. Fast-axis alignment upon request.
Configuration and ordering notes
Configuration parameters include PER grade, operating wavelength, fiber mapping and connector polish.
Selection Guidance: Review extinction ratio formulas, axis alignment, and splicing tolerances in our PM Fiber Components & Extinction Ratio Guide ↗ or Fiber Polarizer Selection Guide ↗.
Key Applications
Fiber optic gyroscopes (FOG), coherent telecommunication receivers, polarization-sensitive interferometry, and laser diode PER clean-up.
Package Drawing
Need an exact configuration?
A quotation review can begin with the application, quantity and available component information. Wavelength, optical power, fiber and termination details can be clarified with engineering.