Scale refers to the linear relationship between the actual size of a subject and the size of its recorded image in a photograph. It describes how large or small the subject appears in relation to its real-world dimensions and is often influenced by factors such as lens focal length, camera distance, and magnification.
Understanding scale is important in photography for achieving accurate proportions, controlling perspective, and creating visual impact. Photographers often manipulate scale creatively to make subjects appear larger, smaller, closer, or more dramatic within the frame, particularly in macro, landscape, and architectural photography.