The Sigma 14mm f/1.4 DG DN Art Lens for Sony E-Mount from SIGMA is currently the world's widest F1.4 single focal length lens, catering to the passion of photographers for capturing wide, bright, high-resolution, and captivating starry skies. By combining an ultra-wide angle of 14mm with a maximum aperture of F1.4, this lens allows for exceptional light-gathering capability, enabling impressive low-light and astrophotography results. .it is also an excellent choice for architecture and landscape photography