The DAYY Photonics SLED Optical Spectral Engine (OSE) is a cutting-edge optical source built around a multi-channel superluminescent diode (SLED) architecture. Unlike traditional laser diodes, SLEDs combine the high brightness and power of lasers with the broad spectral output and low temporal coherence of LEDs, enabling exceptional performance in broadband and precision optical system.
Key Features
- Broadband Spectral Coverage – Typical optical spans from the near-infrared regime (e.g., 1265 nm up to 1605 nm) with options tailored for specific wavelength bands, ensuring flexible integration into diverse optical systems.
- Multi-SLED Spectral Stitching – Combines multiple SLED emitters into a single compact package to produce extended spectral coverage while maintaining consistent output and low ripple across the range.
- Low Coherence & Noise – The device’s superluminescent design provides low coherence length and reduced relative intensity noise (RIN), enhancing measurement accuracy in interferometric systems.
- High Output Power – Delivers optical power suitable for demanding test, sensing, and imaging applications, with options exceeding 40 mW depending on configuration.
- Fiber-Coupled Output – Standard fiber interfaces like FC/APC (with optional FC/PC or SMA) simplify connection to optical test equipment, sensors, and imaging systems.
- Polarization Options – Polarization-maintaining (PM) fiber options help ensure efficient coupling and stable system behavior.









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