Sigma 50mm F1.2 DG DN ArtUnveiling another SIGMA Art line F1. 2 lens. Elevating photographic mastery beyond conventional limits. The lightest in its class* Bright F1. 2 maximum aperture and the highest level of descriptive power from SIGMAs Art line SIGMA's Art line has been offering new possibilities and surprise for expression, and now the SIGMA 50mm F1. 2 DG DN Art is here to break the standards. SIGMA's focus with this lens is on the descriptive power that is perfectly