The 7Artisans 25mm/F1.8 features an optical design with seven elements and five groups. The lens offers a fast and bright maximum aperture of F1.8, making it ideal for low-light shooting. It is a lightweight and compact all-purpose lens. When mounted on cameras with an APS-C sensor size, it corresponds to a focal length of 37.5 mm, which is widely used in landscape, portrait, macro, food, and cinematic photography.