紫外-可见-近红外光源 In the realm of light sources, the combination of ultraviolet (UV), visible, and near infrared (NIR) wavelengths opens up a world of possibilities for various applications. These three regions of the electromagnetic spectrum each offer unique properties and capabilities, making them essential tools in a wide range of fields. UV light, with wavelengths ranging from 100 to 400 nanometers, is known for its germicidal and sterilization properties. It is commonly used in water purification, medical equipment sterilization, and forensic analysis. The ability of UV light to destroy microorganisms and disrupt their DNA make it a crucial tool in maintaining hygiene and safety in various environments. Moving into the visible light spectrum, which spans from approximately 400 to 700 nanometers, we encounter the range of light that is visible to the human eye. Visible light sources play a fundamental role in everyday life, from illuminating our surroundings to enabling communication through optical fibers. The color and intensity of visible light can impact mood, productivity, and even health, highlighting the importance of understanding and harnessing this part of the spectrum. As we venture further into the near infrared region, extending from around 700 to 2500 nanometers, we enter the realm of heat and remote sensing. Near infrared light sources are widely used in applications such as night vision, heat detection, and agriculture monitoring. The ability of NIR light to penetrate certain materials and interact with their molecular structure opens up opportunities for non-destructive testing and analysis. By combining UV, visible, and near infrared light sources, researchers and engineers can create comprehensive systems that leverage the unique properties of each wavelength range. This integration allows for enhanced capabilities in fields such as spectroscopy, imaging, material analysis, and security. From medical diagnostics to industrial quality control, the versatility of UV-visible-NIR light sources continues to drive innovation and progress across diverse industries. In conclusion, the exploration of UV-visible-NIR light sources represents a journey into the fascinating world of light-matter interactions and technological advancements. By understanding and harnessing the power of these distinct regions of the electromagnetic spectrum, we are able to unlock new possibilities and solutions that benefit society as a whole.