China Laser Sources and Transmit Modules Supplier

Box Optronics supplies the 1064nm 20kHz Ultra-Narrow Linewidth Fiber Laser in China. The output spectral side-mode suppression ratio exceeds 60dB. Leveraging a global perspective, we provide customers worldwide with one-stop, high-performance light source solutions. Our products empower a wide range of high-end sectors globally, including LiDAR, hydroacoustics, and distributed fiber optic sensing.

Box Optronics supplies the 1030nm 200mW 100KHz DFB Butterfly Laser Diode, with PM fiber beyond 18dB high PER. We provide global customer with high-reliability distributed feedback laser diode, built-in TEC cooler and thermistor. We support sample testing and a stable bulk delivery. Whether it's for research, development, or large-scale manufacturing, Box Optronics is your reliable partner.

Box Optronics, a professional optoelectronic component manufacturer, provides the 1550nm Narrow-Linewidth Coaxial Pigtailed DFB Laser, a TEC-cooled DFB laser designed for coherent LiDAR, ranging systems, and advanced optical sensing applications. Featuring a center wavelength of 1550nm, a narrow spectral linewidth of < 500 kHz measured by the self-heterodyne method, and 2 mW minimum optical output power through single-mode fiber.
Housed in a compact coaxial package with integrated thermoelectric cooler (TEC), thermistor, built-in InGaAs PIN monitor photodiode, and optical isolator, the 1550nm Narrow-Linewidth Coaxial Pigtailed DFB Laser provides stable wavelength operation and low-noise optical output for coherent LiDAR systems.

Box Optronics, a professional optoelectronic component manufacturer, provides the 10mW C+L Band DWDM DFB Laser Diode, a high-precision distributed feedback laser featuring ±0.2nm wavelength accuracy for DWDM systems, fiber optic sensing, and precision laser source applications. With an optional ultra-wide wavelength range from 1527.22nm (C63) to 1610.92nm (L61) across both C-band and L-band, this laser delivers 10mW CW optical output power. Housed in an industry-standard 14-pin butterfly package with an integrated thermoelectric cooler (TEC), thermistor, monitor photodiode, and built-in optical isolator.

Box Optronics, a professional optoelectronic component manufacturer and supplier, offers the C-Band Tunable Laser Module (ATLS4 or HTLS4 Series), a high-performance wavelength-tunable laser source designed for fiber Bragg grating (FBG) demodulation systems and optical passive device testing. Featuring a wide C-band wavelength tuning range (1525-1568nm), provides stable output power, and fast wavelength scanning capability. It can operate as both a stable fixed-wavelength laser source for single-channel optical measurements and a wavelength-scanning laser source for spectral analysis, FBG interrogation, and optical device characterization.

Box Optronics, a professional optoelectronic component manufacturer and supplier, offers the 1550.12nm DWDM DFB Laser (ITU Grid Channel 34), a high-performance analog laser designed for CATV broadcast networks and fiber-constrained optical communication systems. Featuring advanced analog chip design, standard ITU grid wavelength, 10mW or 20mW optical output power, and an integrated optical isolator.
With integrated TEC, thermistor, and monitor photodiode for stable wavelength and power control, plus single-mode or polarization-maintaining fiber options with FC/APC connector, this DWDM DFB laser provides flexible configuration for CATV headend equipment, DWDM transmission systems, and analog optical communication applications. Our engineering team supports custom wavelength selection across the full ITU grid (CH18–CH64), custom output power levels, and tailored pin configurations to meet specific system integration requirements.