The GKER Singlemode Standard Coupler (GK-SMC Series) is a high-performance optical coupler designed for demanding applications in optical communication systems. Engineered to operate efficiently at the 1550 nm wavelength, this coupler excels in providing very low insertion loss and minimal polarization dependence. With coupling ratios ranging from 50/50 to 1/99, it offers precise power splitting and monitoring capabilities across a wide wavelength range.

Built to withstand a variety of environmental conditions, the GK-SMC Series coupler features excellent thermal stability, maintaining consistent performance even in fluctuating temperatures. It supports high average optical power and can handle peak power pulses, making it suitable for high-power applications such as Erbium-Doped Fiber Amplifiers (EDFAs) and Raman amplifiers. The coupler's robust construction ensures reliability and longevity, even in harsh environments.

The device is engineered for high uniformity and low excess loss, ensuring efficient signal transmission with minimal degradation. It operates reliably across a broad temperature range, from -40°C to +105°C, and demonstrates exceptional performance with low return loss and high directivity. This makes it an ideal choice for advanced optical networks and vehicle applications where high performance and durability are crucial.

In summary, the GKER Singlemode Standard Coupler provides an optimal balance of low loss, high reliability, and environmental resilience, making it a versatile component for a range of optical communication and high-power applications.