
TC-ASE Series ASE Broadband Light Source
The TC-ASE series broadband light source is based on the principle of spontaneous emission generated by rare earth doped fibers pumped by semiconductor lasers, combined with local optical feedback control technology.
Description
Product Description
The TC-ASE Series broadband light source utilizes spontaneous emission from rare-earth-doped fiber, excited by semiconductor laser pumping, and stabilized via localized optical feedback control. This series is designed to deliver broad-spectrum emission with high output power, low polarization, and excellent wavelength and power stability. Whether in scientific research, optical testing, biomedical imaging, or sensing, the TC-ASE Series meets the stringent demands of precision optical systems.

Features
● High output power
● Excellent power stability
● Low Degree of Polarization (DOP) output
● Intelligent microprocessor control
● Stable average emission wavelength across temperature and time
Applications
● Passive fiber optic component characterization
● Spectral analysis
● Biomedical imaging
● Distributed fiber optic sensing
● Fiber optic gyroscope testing platforms
Performance parameter
|
Parameter |
minimum value |
Typical value |
Maximum value |
Unit |
||
|
Working wavelength |
C |
1525 |
- |
1565 |
nm |
|
|
L |
1570 |
- |
1610 |
|||
|
C+L |
1525 |
|
1610 |
|||
|
1060 |
1030 |
|
1090 |
|||
|
Output power |
|
10/13/17/23 |
|
dBm |
||
|
Power spectral density |
-20 |
|
-2 |
dBm |
||
|
Power stability |
15min @ 23℃ |
2.0 |
3.0 |
5.0 |
% |
|
|
8h@ 23℃ |
- |
0.01 |
0.02 |
dB |
||
|
3dB spectral width |
37 |
40 |
42 |
nm |
||
|
Spectral flatness |
|
1.5 |
2 |
dB |
||
|
Specifications |
Desktop | Module | ||||
|
External dimensions L x W x H |
320×220×90 mm |
90×70×18mm |
||||
|
Power requirements |
AC 220V ± 10% 30W |
DC +5V GND |
||||
|
Fiber type |
SMF-28 or PMF |
|||||
|
Joint type |
FC/PC,FC/APC Or user specified |
|||||
Limit conditions
|
Parameter |
Symbol |
Unit |
minimum value |
Typical value |
Maximum value |
|
Operating temperature |
Top |
ºC |
-20 |
|
60 |
|
Storage temperature |
Tst |
ºC |
-40 |
|
85 |
|
humidity |
RH |
% |
5 |
|
90 |
Ordering information
|
TC |
ASE |
XX |
X |
XX |
X |
XX |
|
|
ASE |
Working wavelength: C-C-band L-L-band CL -- C+L band O - Other bands |
Packaging form: D - Desktop M -- Module |
Output Optical Power: 10---10dBm 13---13dBm 17---17dBm 20---20dBm 23---23dBm |
Other: Empty - with GFF 1- Without GFF |
Fiber optic connectors: FP -- FC/PC FA -- FC/APC SP - User specified |
If you have special needs, our sales engineers are available to discuss specialized requirements.
Typical spectrum

Why Choose Us
1. Multi-Band Support Including C, L, and 1060 nm Windows
Unlike traditional ASE sources limited to C or L band, the TC-ASE series supports flexible wavelength configurations including C+L and 1060 nm bands, enabling broader use across optical testing, telecom, and biomedical applications.
2. High Stability Over Time and Temperature
With power stability of ±0.01 dB over 8 hours and excellent wavelength flatness, the TC-ASE is built for long-term reliability in lab and production environments alike.
3. Intelligent Control Architecture
Each unit is equipped with a microprocessor-based feedback system that actively monitors and maintains emission parameters, ensuring real-time thermal and power stability.
4. Modular Flexibility for OEM and Research Use
Offered in both desktop and ultra-compact module formats, the TC-ASE integrates easily into benchtop setups or OEM optical systems.
5. Proven Performance in Demanding Applications
Whether you are testing optical gyroscopes, characterizing passive components, or conducting OCT imaging, this light source is trusted for its low polarization, broad spectrum, and high output consistency.
6. Full Customization Options
From fiber and connector types to GFF filter inclusion and output power tuning, the TC-ASE can be tailored to meet project-specific technical requirements.
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