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Narrow Line-width Light Source

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Description:

The Narrow Line-width DFB Light Source, Central wavelength 1527-1570nm (100GHz ITU Grid), etc, Line width 10 KHz, 100 KHz, 500 KHz, 1 MKz, etc, Output power 0 to 20 mW, Optical Isolator ≥35 dB, CW Side mode Suppression Ratio (SMSR) ≥35 dB. OEM model is well available on customer’s special request.





Applications:

Features:

Optical fiber sensing

Optical fiber passive component spectrum testing

Optical fiber measurement equipments

High output power

High output power stability

High wavelength stability






Parameters

Unit

Part No.

-

LQ-DFB-1550-P-PW-SP-LW

Central wavelength

nm

1527~1570(100GHz ITU grid)

Line width

Hz

≤10K,100K,500K,1M

Output power

mW

0~20

Optical Isolator

dB

>35

Side mode Suppression Ratio CW SMSR

dB

>36

Wavelength stability

pm

10-100KHz(± 50),500KHz-1M(± 1)

Output power short-term stability

dB

≤±0.005dB/15 min

Output power long-term stability

dB

≤±0.01dB/8 hour

Operating mode

-

CW

Fiber pigtail

-

Single mode SMF-28

Output connector

-

 FC/UPC or FC/APC, etc

Operating temperature

0 ~ 40

Storage temperature

-20 ~ 70

Power supply

-

AC 110/220V±10%, 50Hz, 20W

Dimensions (L×W×H)

mm

90×70×19 Module; 320×220×90 Benchtop

Remark: Stability is tested at room temperature 25±2 after pre-heating 30 minutes.

               1. Test condition: fixed temperature, CW.

               2. Test condition: temperature variation ±2, CW.


Order  Information

LQ-DFB-1550-P-PW-SP-LW

P:PackageB-BenchtopM-Module
PW: Output power in mW, example:1-1mW ,18-18mW

SP: Feedback  protection,  0-None1-Yes

Linewidth:1-10KHz,2-100KHz,3-500KHz, 4-1MHz

 

 

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