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  • TSL-570

High-Performance Tunable Laser

Low noise, fast & accurate testing for all photonic applications


  • 200 nm/s rapid sweep
  • Excellent accuracy (+/- 2 pm) & resolution (0.1 pm)
  • Sealed cavity ensures stability for every wavelength
  • Wide Variety of wavelength options from 1240 to 1680 nm
  • Fine tuning scan range 10 GHz
TSL 570256 1

Description

Santec’s all new TSL-570 capitalizes on Santec’s 33 years of experience in tunable laser manufacture. The TSL-570 is a high performance tunable laser with a wide tuning range and an output combining high power and high signal-to-noise ratio. It uses a new optical cavity design with precise speed control up to 200 nm/s and sub-picometer resolution and accuracy.


Tunable lasers are used extensively in photonics; for optical component characterization, photonic integrated circuit testing, quantum photonics, spectroscopy and sensors. Santec’s TSL-570 is a high specification, full feature instrument suitable for all applications. It has a simple to use touch panel display as well as Ethernet, GPIB and USB interfaces for remote control. A Wake-on-LAN (WoL) feature provides convenience for remote installations. Models are available to cover from 1240 to 1680 nm with output powers up to 20 mW.


A new sealed laser cavity is mode-hop-free and provides a stable output at every wavelength. It has 0.1 pm resolution, sub-pm accuracy and a market leading, 90 dB/0.1 nm, ultra-low level of spontaneous source emission. The TSL-570 integrates seamlessly with Santec’s optical power meters (MPM series), optical switches (OSU series) and polarization controllers (PCU series) creating benchmark, turn-key solutions for wavelength dependent loss (WDL) and polarization dependent loss (PDL) measurements (Swept Test System).

01/01
Videos

Santec Tunable Laser TSL-570 Introduction

3 minute watch
Videos

TSL-570 Basic Operation

4.5 min watch
Wavelength Stability

State-of-the-art wavelength stability under temperature changes

Rapid Sweep Technology

Precise speed control up to 200 nm/s with high accuracy

Wavelength Resolution and Accuracy

0.1 pm resolution and sub-pm wavelength accuracy

Market Leading SNR and SSE

90 dB/0.1 nm Signal-to-Noise ratio and ultra-low level of SSE

Fine Tuning Scan Range

Scan range tuning as small as 10 GHz

Features & Characteristics

1. Output power: 

+ 13 dBm

2. Signal-to-noise ratio: 

90 dB/0.1 nm

3. Wavelength accuracy:

- Type A: ±20 pm wavelength accuracy

- Type C: ±5 pm wavelength accuracy

- Type P: ±2 pm wavelength accuracy

4. Wide tuning ranges covering 1240 to 1680 nm

- Ext O-Band 1240 to 1380 nm

- O-Band * 1260 to 1360 nm

- ES-Band * 1355 to 1485 nm

- Ext ES-Band 1355 to 1505 nm

- CL-Band * 1500 to 1630 nm

- SCL-Band 1480 to 1640 nm

- U-Band * 1560 to 1680 nm

* Not available in Type P

Typical Data

Optical Spectrum

- High Output Power & High Signal-to-Noise Ratio -

Optical Spectrum

Wavelength vs. Output power

- Wide Wavelength Range -

- Wide Wavelength Range -

Wavelength Accuracy


Wavelength accuracy

Applications

  • Optical characterization of components and modules:
    - Tunable filters, interleavers, Fiber Bragg gratings, couplers, splitters, isolators, switches, etc
    - WSS and wavelength blockers
    - DWDM components
  • Silicon photonic waveguide characterization, including micro-cavity ring resonators
  • Photonic integrated circuits (PIC)
  • Quantum optics
  • Fiber optic sensors
  • Optical communications
  • Spectroscopy
  • Interferometry


Please refer to this link for details. -> Swept Test System

Resources

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Announcement
14016990f521c405e0bf1f5213b4a3d4d8e7acd1
July 1, 2025 — your products, same trusted technology
MOGLabs is now part of Santec

Santec has completed the acquisition of MOGLabs, the Australian innovator behind CEL cateye diode lasers and precision quantum instruments. The products you know are now available through Santec's global platform.