Project Description

1310/1550nm In-line Faraday Rotator

The In-line Faraday Rotator 1310 &1550nm are characterized with low IL, high return loss, high extinction ratio and excellent environmental stability and reliability. It is with fiber in and fiber out. They are ideal for polarization maintaining fiber amplifiers, fiber lasers, and high speed communication system and instrumentation applications.

Features Applications
Low insertion loss

Excellent stability and reliability

High power handling

Fiber laser

Fiber amplifier

Communications

Performance Specifications

Parameter Unit Values
Center Wavelength nm 1310, 1480, 1550
Operating Bandwidth nm +/-15
Max. Insertion Loss at 23℃ dB 0.5(45deg.), 0.6(90deg.)
Faraday Rotation Angle at 23℃ degree 45 or 90
Rotation Angle Tolerance over Wavelength and Temperature at 23℃ degree +/-1.0
Min. Extinction Ratio (dB) dB 0.05
Min. Return Loss (dB) dB ≥50/50
Fiber Type Option 1 PMF→PMF
Option 2 SMF-28e→PMF
Option 3 SMF-28e→SMF-28e
Max. Optical Power mW 500
Operation Temperature °C -5 ~ +70
Storage Temperature °C -40 ~ +85
Dimensions mm Ø5.5xL35
  1. Above specifications are for device without connector.
  2. For devices with connectors, IL will be 0.3dB higher, RL will be 5dB lower and ER will be 2dB lower. The default connector key is aligned to slow axis. Power transmits through the connector less than 2W.
  3. Higher power up to 20W is possible; please contact DK Photonics for details.

Package Dimension

Order information  P/N: ILFR-①-②-③-④-⑤-⑥

When you inquire, please provide the correct P/N number according to our ordering information, and attach the appropriate description would be better. If need any connector, we do not recommend choosing a 250μm bare fiber pigtail.

Wavelength Faraday Rotation Angle Fiber Type Pigtails Diameter Fiber Length Connector
13:1310nm

14:1480nm

15:1550nm

45:45°

90:90°

1: Option 1

2: Option 2

3: Option 3

X:Others

25:250μm bare fiber

90:900μm Loose Fiber

XX: Others

05:0.5m

10:1.0m

15:1.5m

XX: Others

00:None

FP: FC/PC

FA: FC/APC

SP: SC/PC

SA: SC/APC

XX: Others

Part Number Example: ILFR-15-45-1-90-10-FA

Description: 1550nm in line Faraday Rotator, faraday rotation angle: 45°, PM fiber in and PM fiber out, with 0.9mm OD loose tube, 1.0m length fiber pigtails, FC/APC connectors at all ports.

Ordering Information for Custom Parts

If you need to customize other specifications, please provide detailed description for your requirement.

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