Wilhelm Geisler

Wilhelm Geisler was a German physicist recognized for his contributions to the field of optics and photonics. He focused on the study of light and its properties, helping to advance our understanding of how light interacts with materials. Geisler is perhaps best known for his work on gas discharge tubes, which led to the development of devices like neon signs and fluorescent lights. His research laid the groundwork for various modern technologies, including telecommunications and imaging systems, highlighting the significance of light in our daily lives and its applications in science and industry.