1574nm DFB Butterfly Laser Diode Manufacturers

Benchtop Type Erbium-doped Fiber In-line Amplifier combines the advantages of PA amplifier and BA amplifier which with high gain, high transmit power, and relatively low noise.

The 1550nm 8dBm SM SOA Semiconductor Optical Amplifier is a semiconductor optical amplifier with high Signal Gain, designed to be used in general applications to increase optical launch power to compensate for loss of other optical devices. The 1550nm 8dBm SM SOA Semiconductor Optical Amplifier can be ordered with Single Mode (SM) or Polarization Maintaining (PM) fiber input/output. This module version is an ideal building block for system integrators, especially in optical communication networks and CATV applications.

BoxOptronics Single-frequency Pulsed Erbium-doped Fiber Amplifier EDFA is a fiber amplifier dedicated to narrow linewidth single-frequency nanosecond pulses. The spectral linewidth of the input laser pulse can be as low as the KHz level. It can achieve high pulse energy output while effectively suppressing non-linear pulses. Linear effect, single mode or polarization maintaining fiber output. Can be used in distributed sensing, Doppler lidar and other applications.

The wavelength of a pump laser diode varies at different operating temperatures. The 980nm pump FBG Fiber Bragg grating wavelength lock is used to stabilize the wavelength and intensity of the optically amplified pump laser. By precisely locking the pump laser diode through feedback of a small portion of the laser signal, this type of control significantly improves the power and wavelength output accuracy and reliability of the pump laser. Specifically, it eliminates spectral mode jumps in the pump laser, reduces power intensity fluctuations caused by temperature and pump drive current variations, and greatly improves the performance of the pump laser. It is also commonly used for stabilizing distributed feedback lasers in wavelength division multiplexing systems, the optical path of tunable lasers, and fiber resonators in Raman systems. Depending on the customer's locking requirements for the pump laser, single-grating or dual-grating configurations are available. The dual-grating configuration further improves the output spectral characteristics of uncooled pump lasers.

500um TO CAN InGaAs avalanche photodiodes APDs is the largest commercially available InGaAs APD with high responsivity and extremely fast rise and fall time throughout the 1100 to 1650nm wavelength range, the peak responsivity at 1550nm is idealy suited to eys-safe rangefinding applications, free space optical communications, OTDR and Optical Coherence Tomography. The chip is hermetically sealed in a modified TO package, pigtailed option is also available.

The 1531nm 10mW DFB 14PIN Butterfly Laser diode For NH3 Ammonia gas Sensing built-in thermoelectric cooler (TEC), thermistor, monitor photodiode,optical isolator to secure high quality laser performance. This laser diode has been designed mainly for ammonia sensing in emissions control applications. Excellent tunability makes this laser suitable for many specialised applications in harsh environments.