Used primarily in laser technology, it serves as a dye in dye lasers, enabling the generation of specific wavelengths of light. Its application extends to optical data storage, where it enhances the efficiency of data writing and reading processes. Additionally, it finds use in biomedical imaging, aiding in the visualization of cellular structures and functions. In photodynamic therapy, it acts as a photosensitizer, targeting and destroying cancer cells when activated by light. Its role in nonlinear optics includes applications in frequency doubling and optical limiting, contributing to advancements in optical communication systems.