Providing a 35mm-equivalent focal length of 15mm and a broad 105.3° angle of view, this Sony E-mount 7Artisans 10mm f/2.8 AF Lens is a prime wide-angle lens ideally suited for interior, architectural, landscape, travel, and astrophotography. With 11 elements in 10 groups, including two aspherical, three extra-low dispersion, and two high refractive index elements, this lens reduces chromatic aberrations and distortions in order to produce sharper images.