Large format refers to a type of photography and printing that uses larger film or paper sizes than standard formats. In photography, large format cameras typically use film sizes of 4x5 inches or larger, allowing for greater detail and image quality. This format is often favored by professionals for landscape, architectural, and fine art photography. In printing, large format refers to prints that exceed the dimensions of standard paper sizes, often used for banners, posters, and signage. Large format printers can produce high-quality images on various materials, making them ideal for commercial applications and exhibitions.