👉 The term "auriscope" refers to a device that is used for viewing the inner workings of an object, such as a telescope or microscope. It was first introduced in 1766 by French scientist Jean-Baptiste Joseph Auriac and later became popular with American astronomer Charles Lyell in the late 18th century. Today, the term refers to any device that is used for observing or studying the internal structure of an object, such as a microscope, telescope