Quantum Optics Jena is a global leader in entanglement-based Quantum Key Distribution (QKD) systems. Headquartered in Jena, Germany, we specialize in high-performance, plug and play QKD solutions, revolutionizing secure communication. Our innovative technology harnesses quantum entanglement, ensuring data security in an ever-evolving digital landscape.
Prysmian North America
Prysmian is the planet’s leading solutions provider for energy and digital connectivity. We combine engineering excellence with sustainability-driven innovation, powered by 34,000 employees, 109 production facilities, and 30 R&D centers in 50 countries. Publicly listed on the Italian stock exchange, Prysmian recorded 2025 revenues of approximately €20 billion.
Profiber Vietnam Industry Co., LTD
Found in 2019, headquartered in Vinh Phuc Province,Vietnam. Profiber specializes in manufacturing all kinds of fiber optic cables, optical jumpers and fiber optic connection devices. We have achieved international certification including ISO 9001: 2015 and UL，subsequently, ISO 14001: 2015, and 45001: 2018. | Founded in 2019 and headquartered in Phu Tho Province, Vietnam, Profiber specializes in indoor fiber optic cables, jumpers, and connectivity devices. Certified with ISO 9001:2015 , UL and RBA CSR, we focus on quality, customer satisfaction, sustainable growth, and long-term cooperation with global partners
POINTek Inc
Launched in 2000 with the goal of developing cutting edge Planar Optical Waveguide Technology, POINTek, Inc. has become a global leader since its establishment, providing top-quality high performance athermal AWGs (AAWGs). POINTek specializes in manufacturing AAWG based DWDM data transport passive optical device products meeting the TAA conformance and certification.
Plugtech Precision Systems Limited
Plugtech Precision Limited Systems (Hong Kong) focus on developing optical modulator bias voltage controllers and customized module. We have patented bias controllers specially designed for LiNbO3 MZ, QPSK, DP-QPSK modulators. All the bias controller products are small in size and easy to use without manual calibration. | PlugTech specializes in the development of advanced optical modulator bias controllers and modules. Our patented bias controllers are engineered for a wide range of modulators, including bulk LiNbO₃ and TFLN MZ, SPIQ, and DPIQ devices. We offer both Electro-Optic (EO) and Thermo-Optic (TO) controllers with compact size and user-friendly operation.
PHXFiber (Thailand) Co.,Ltd.
PHXFIBER is a manufacturer of optical fiber passive components with over 10 years experience. Product range includes fiber optic FBT Coupler, Tap-PD, Passive module, PLC Splitter, patch cord, WDM, PM components,etc. We have built three manufacturing plants to meet clients increasing demand. Total employee is more than 500.
PhotonPath
Communications Equipment,Data Center Interconnects,Integrated Photonics,Optical Amplifiers,White Boxes,Sensors & Sensor Systems,Network Test Equipment,Laboratory & Test Equipment
Photon Kinetics
Photon Kinetics is the leading supplier of comprehensive testing solutions for optical fiber and cable manufacturers. Our products range from optical fiber preform analyzers, fiber geometry and transmission characterization systems to products that enable automation of the fiber and cable testing process, as well as industry-standard fiber cleaving technology.
Photonics Bretagne
Photonics Bretagne is a Photonics Innovation Hub gathering a business cluster and a RTO specialised in custom specialty optical fibers: multicore for telecom, anti-resonant hollow core (fibre & cable) for low latency application, active fibers for amplifiers but also silica capillaries, stress rods, fibre bragg grating array, metal coated fibers…
Otrans Communication Technologies(Hangzhou)Co.,Ltd
Otrans has about 40,000 square meters of production and office space and about 330 employees. It has device workshop, precision workshop, mold tooling workshop, surface treatment workshop, assembly workshop, research and development center, inspection & testing lab, marketing center and other institutional departments to meet customer requirements