ATLAS 850 – 850 nm wavelength-tunable laser
A wavelength-tunable laser at 850 nm, well-suited for many biosensing applications as well as spectroscopy targeting the Cesium (Cs) D2 line, where high stability and narrow-linewidth performance are critical.

Laser Specifications
Parameter | Specified Values |
---|---|
Center wavelength | 850 nm ± 15 nm |
Wavelength range | 30 nm |
Wavelength resolution | 3 pm |
Wavelength accuracy | ± 10 pm |
Wavelength switching time | 20 ms |
Fiber output power | ≥ 1 mW |
Intrinsic linewidth | ≤ 50 kHz |
Side-mode suppression ratio | ≥ 40 dB |
Modulation bandwidth of diode current | 500 kHz |
Key features
- NIR wavelength tunability
- Ultra-narrow linewidth
- Fully integrated with no moving parts, enabling switching between wavelengths instantly
- Excellent repeatability
- Excellent SMSR
- Software based wavelength calibration
- Easy to set-up and use
- Compact size (100*60*20 mm)
- Fiber connector PM FC/APC
Applications
- Sensing market (biomedical, infrastructure and vibration)
- Metrology
- Spectroscopy

ATLAS Adapter
The base module comes equipped with a standard DE9 connector. We offer an add-on module featuring connectors for power, communication (USB-C) and trigger signals (SMA).
To meet laser safety standards, this module adds key control and a remote interlock connector.
Got more questions about the ATLAS Laser?
➤ Check out our FAQ page — a section dedicated to ATLAS covers the most common questions and answers.

Explore other ATLAS modules: The ATLAS family of wavelength-tunable lasers comes in a range of models: 685 nm, 850 nm, 1550 nm, 1600 nm, and 1700 nm.