Natuurkundig instrument met een holle spiegel before 1867

This photograph, taken before 1867 by F.W. Funckler, depicts a scientific instrument with a concave mirror. The instrument, likely used for experiments in physics, showcases the intricate details of a scientific apparatus. The photograph captures the object in a simple yet elegant composition, highlighting its functionality and design. The image is a valuable document of scientific exploration in the 19th century, offering insights into the tools used to unravel the mysteries of the natural world.