Louis Pasteur

Create a hyper-realistic portrait of Louis Pasteur, capturing him in a late 19th-century laboratory setting. He is depicted as an elderly man in his 70s, with a thoughtful expression, deep-set eyes reflecting wisdom and determination. His hair is gray and slightly disheveled, complementing his well-groomed beard. He wears a dark, tailored suit with a white shirt and a black tie, hinting at his professional stature. The background features shelves filled with glass flasks and vials, some containing colorful liquids, illuminated by warm, diffused light from a vintage gas lamp. The atmosphere is rich with the essence of scientific discovery, evoking a sense of curiosity and innovation. A microscope sits prominently on a wooden workbench, alongside handwritten notes and sketches of microbes. The overall mood is one of intense focus and historical significance, with soft shadows enhancing the depth and texture of the scene. Capture the essence of a pioneer in microbiology, emphasizing both his character and the era.