NiSi 15mm f/4 Sunstar ASPH Lens for Leica L (Black)

NiSi 15mm Ultra-Wide Angle Sunstar LensCharacterized by its ultrawide field of view, the black Leica L-mount NiSi 15mm f/4 Sunstar ASPH Lens is also distinguished by its distinct rendering of point light sources. Well-suited for landscapes, cityscapes, architectural, and interior applications, this ultrawide-angle prime strays from the norm with a 10 straight-bladed aperture design that promotes making clear 10-point sun stars from specular highlights throughout the aperture range. Optically, this lens sports a double-sided aspherical element and a pair of low dispersion glass elements, which help control a variety of aberrations and distortion for high sharpness, clarity, and accurate rendering. Both anti-reflective and protective coatings are featured, and the lens has a manual focus design with a 7.9″ minimum focusing distance for working with close-up subjects.Ultrawide prime is designed for full-frame Leica L-mount mirrorless cameras, however, it can also be used with APS-C models where it provides a 22.5mm equivalent focal length.One double-sided aspherical element reduces distortion and spherical aberrations in order to achieve high sharpness and accurate rendering.Two extra-low dispersion elements control color fringing and chromatic aberrations for accurate colors and high clarity.Anti-reflective coating minimizes lens flare and ghosting for improved contrast when working in strong lighting conditions.Hard surface coating protects the front element from markings and also adds a water-resistant finish.Manual focus design permits working with subjects as close as 7.9″ away.Distinct 10 straight-blade aperture design promotes making 10-point sun stars from specular highlights throughout the aperture range.