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QPhotonics, a specialist supplier of semiconductor light-emitting devices, is featured on GoPhotonics and offers semiconductor lasers, optical amplifiers, photodiodes, and broadband sources for advanced fiber optic and photonic systems. Its portfolio includes laser diodes for stable emission, optical amplifiers for signal boosting, photodiodes for optical detection, and superluminescent diodes for broadband illumination. These devices are designed for stable performance, low noise operation, and efficient fiber coupling with integrated control features for reliable use. They are widely used in optical communication, sensing, spectroscopy, interferometry, and photonic research applications.
QSOA-1310 - Semiconductor Optical Amplifier for Research Applications
The QSOA-1310 is a semiconductor optical amplifier that operates in the 1310 nm wavelength region. It is based on a traveling-wave multiple quantum well (MQW) structure and supports both continuous wave and pulsed operation for optical signal amplification. This device provides single mode optical input and output with low coupling loss for efficient fiber-coupled amplification. It integrates a built-in thermistor and thermoelectric cooling for stable thermal control and reliable operation. This semiconductor optical amplifier is available in a hermetic butterfly package with optional FC/APC connector configurations. It is ideal for optical communication systems, fiber optic signal amplification, sensing systems, and photonic research applications.
QDFBLD-1550-50 - Fiber-Coupled DFB Laser Diode for Spectroscopy Applications
The QDFBLD-1550-50 is a fiber-coupled distributed feedback laser diode that operates at a center wavelength of 1550.1 nm. It provides stable single-mode output with narrow spectral linewidth and high spectral purity for precision optical applications. This laser diode offers low noise operation with strong optical isolation and high sidemode suppression, ensuring stable signal quality in fiber-based systems. It integrates polarization-maintaining fiber coupling along with built-in optical isolator, monitor photodiode, thermoelectric cooler, and thermistor for stable and controlled operation. This fiber-coupled distributed feedback laser diode is available in a 14-pin butterfly package with optional FC/PC or FC/APC connector configurations. It is ideal for optical communication systems, coherent transmission, fiber optic sensing, spectroscopy, and photonic research applications.
QFBGLD-1300-5 - Fiber Coupled Laser Diode for Sensing Applications
The QFBGLD-1300-5 is a fiber coupled laser diode that operates at a center wavelength of 1314.9 nm. It provides stable single-mode emission with narrow spectral width up to 0.01 nm for wavelength-stabilized operation. This laser diode delivers wavelength stability with temperature-dependent tuning characteristics and supports high spectral purity with strong sidemode suppression. It integrates a monitor photodiode, thermoelectric cooler, and thermistor for stable control and reliable operation in optical systems. This fiber coupled laser diode is available with single-mode fiber and optional FC/APC connector configurations in a compact package. It is ideal for optical communication systems, fiber optic sensing, coherent transmission, spectroscopy, and photonic research applications.
QPDI-80 - InGaAs Photodiode for Measurement Applications
The QPDI-80 is a fiber-coupled InGaAs photodiode that operates at a wavelength of 1550 nm. It provides high responsivity for efficient optical-to-electrical conversion and features low back reflection for stable signal detection in optical systems. This photodiode supports high-speed operation with a multi-gigahertz bandwidth and low capacitance for improved signal response. It also exhibits very low dark current for reduced noise performance in sensitive detection applications. This fiber-coupled photodiode is compatible with single mode fiber and supports FC/PC or FC/APC connector configurations in a coaxial package. It is ideal for optical communication systems, fiber optic sensing, high-speed signal detection, and photonic measurement applications.
QSDMI-1050-35 - Superluminescent Diode for Spectroscopy Applications
The QSDMI-1050-35 is a superluminescent diode that operates at a center wavelength range of 1045 nm - 1060 nm. It provides broadband emission with a spectral bandwidth of 70 nm - 90 nm and stable low ripple output for high-quality optical performance. This superluminescent diode supports Corning HI1060 single-mode fiber and PM980 fiber for efficient coupling in fiber-based systems. It integrates a thermoelectric cooler, thermistor, and optional monitor photodiode for stable operation and control. This device is available in a butterfly package and is RoHS compliant. It is ideal for fiber sensing, optical instrumentation, interferometry, and spectroscopy applications.
With its portfolio of semiconductor laser diodes, optical amplifiers, photodiodes, and broadband light sources, QPhotonics enables stable optical signal generation, amplification, and detection across advanced fiber optic and photonic systems. By combining wavelength-stabilized laser technologies, InGaAs-based sensing, and broadband superluminescent emission with robust fiber-coupled and packaged designs, the company delivers reliable performance, low noise operation, and efficient optical integration in demanding environments. QPhotonics’ focus on spectral stability, optical precision, and system compatibility makes it a trusted solution provider for optical communication, fiber optic sensing, spectroscopy, interferometry, and photonic research and development applications.
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