Answer
"Camera Lucida", by Roland Barthes, explores the nature of photography, delving into the relationship between photographs and their subjects, the power of images to evoke emotion and memory, and the role of the viewer in interpreting visual representations. In his analysis, Barthes introduces key concepts such as the punctum, the "prick" or poignant detail that captivates the viewer, and thestudium, the broader cultural and social context surrounding an image.