SLED broadband light source

The spectral characteristics of superluminescent light-emitting diode (SLED) light source are between conventional semiconductor lasers and light-emitting diodes (LEDs), with a wide spectrum and high optical power output. It is easy to couple with single-mode fiber and is an ideal light source in the field of fiber optic sensing.

Scanning light source

Scanning light sources can achieve high-precision continuous wavelength adjustment, and are internally integrated with temperature control and optical isolators, with good wavelength stability and long-term reliability. Depending on the wavelength range, C-band and O-band can be selected, making them essential light sources for testing dense wavelength division multiplexing systems.

Wavelength adjustable light source

The wavelength tunable light source achieves wavelength tuning based on thermal or electro-optic effects, and integrates temperature control and optical isolators internally, with good wavelength stability and long-term reliability.

Modulation laser light source

Laboratories generally use modulated laser light sources (modules) with built-in low chirp DFB lasers, including direct modulation (DML) and electroabsorption modulation (EML), which use direct modulation of laser current and modulation of laser cavity external electroabsorption material current to achieve high-speed modulation of output light intensity. They are widely used in current high-speed fiber optic communication systems.

Pulse light source

The pulse light source integrates a seed laser and a fiber amplifier, and uses direct digital frequency synthesis (DDS) technology to achieve precise control of pulse width and repetition frequency. The peak output power of the pulse can reach 50W. Internal or external triggering is optional and can be applied to laboratory fiber sensing and laser radar testing experiments.

laser light source

The laser source is based on DFB, FP or VCSEL semiconductor lasers, using power feedback and precise temperature control technology, and has the characteristics of narrow output spectrum and high stability.

Multi wavelength light source

Multi wavelength combination light source, using ITU wavelength semiconductor lasers and precise temperature control technology, with extremely high wavelength output accuracy and long-term stability, integrated software remote control, suitable for automated production testing of optical devices.

ASE broadband light source

ASE broadband light source is a high output power, low-noise broadband light source based on the principle of spontaneous emission amplification, using doped fiber as the gain medium and high-performance pump as the excitation source. Combined with a gain flattening filter (GFF), a flatter spectral output can be obtained.

Ultra wideband light source

The ultra wideband light source uses multiple SLED lasers and broadband coupling technology to achieve continuous spectral output exceeding 400nm. Through depolarization processing, a polarization degree of<10% can be obtained, while ensuring high power spectral density and good stability and reliability. Typical combination bandwidths can be selected from 800~1100nm and 1250~1650nm.

LED light source

The working wavelength of LED light source covers the 850nm, 1310nm, and 1550nm bands, making it a low-cost, high stability broadband light source with low polarization and strong mode compatibility. It is an ideal light source for testing multi-mode optical passive devices.

Narrow linewidth light source

The ultra narrow linewidth light source uses semiconductor laser external cavity grating compression technology to control the laser output linewidth at the kHz level, with excellent coherence characteristics and extremely low noise. It is widely used in fields such as coherent optical communication, fiber sensing, and coherent testing.

Single frequency fiber laser

Single frequency fiber lasers are based on narrow linewidth phase-shifting gratings and high gain fibers, with an output laser linewidth below 1.1kHz. They operate for a long time without mode hopping at a single frequency, providing a power output of over 50mW.

Single frequency external cavity laser

Single frequency external cavity laser is based on hybrid integration technology, with high Q value and high mode selectivity. It adopts an integrated micro ring external cavity structure, which can not only achieve single frequency output, but also obtain tunable output above 60nm.