1590nm 20mW Single-mode Fiber Coupled Laser FL-1590-20-SM-B Desktop Type
The 1590nm band single wavelength laser uses a high-performance butterfly-shaped semiconductor laser chip. Professionally designed drive and temperature control circuits ensure the safe operation of the laser, stable output power and spectrum. It is suitable as a pump laser source for thulium-doped fiber lasers or fiber amplifiers, and can be provided in desktop or modular packages.
[Features]
Power and spectrum stability
Adjustable output power
SM or PM fiber output
[Applications]
Thulium-doped fiber pumping
Fiber laser
Optical device testing
[Specification]
|
Parameters
|
Unit
|
Typical Value
|
Remarks
|
|
Model
|
--
|
FL-1590-20-SM-B
|
|
|
Working Wavelength
|
nm
|
1590
|
|
|
Wavelength Accuracy
|
nm
|
±0.5
|
|
|
Spectral Linewidth
|
nm
|
≤ 0.1
|
|
|
Sideband Suppression Ratio
|
dB
|
≥50
|
|
|
Working Mode
|
--
|
CW
|
Continuous Laser
|
|
Output Power
|
mW
|
20
|
|
|
Power Adjustment Range
|
--
|
10~100%
|
|
|
Short-term Stability (15 minutes)
|
dB
|
≤ ±0.02
|
Equivalent≤±0.5%
|
|
Long-term Stability (8 hours)
|
dB
|
≤ ±0.05
|
Equivalent≤±1.2%
|
|
Polarization state
|
--
|
Random polarization
|
|
|
Pigtail Fiber Type
|
--
|
SMF-28 SM Fiber
|
L=1m
|
|
Fiber Interface Type
|
--
|
FC/APC
|
|
|
Electrical and environmental parameters
|
DeskTop Type
|
|
Control method
|
Touch screen/RS232 serial communication
|
|
Communication interface
|
DB9 Female(Default not include)
|
|
Power supply
|
AC 100~240V
|
|
Size
|
260(W)×280(D)×120(H)mm
|
|
Operating temperature range
|
-5~+35°C
|
|
Operating humidity range
|
0~70%
|
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