Advantest Q8155 – Tunable Light Source

Advantest Q8155,This high-performance tunable light source provides controlled optical output for testing photonic devices across a broad wavelength range. It delivers exceptional spectral stability and narrow linewidth, making it suitable for precise evaluation of wavelength-dependent optical characteristics in components such as filters, sensors, and amplifiers. The instrument features fine-tuning capabilities with high wavelength accuracy and allows selection of output power levels to match test specifications. It supports both manual and remote operation through an intuitive interface and GPIB control, ensuring integration into automated testing environments. Modulation features enable signal testing under realistic network conditions, while the low optical noise guarantees accurate and repeatable results. The device is compact and rugged, ideal for use in both R&D labs and manufacturing lines. Engineers use it to simulate various signal conditions, calibrate instruments, and verify device performance across optical bands. It is also effective in DWDM system development and photonic component validation. The consistent output and flexibility make this unit indispensable for professionals involved in fiber optic communication and optical system design, where reliable wavelength control is necessary for system verification and quality assurance.