In addition to the DG DN lenses designed exclusively for fullframe mirrorless, SIGMA offers ten fastaperture prime lenses in the Art line in both Sony EMount and LMount for cameras from SIGMA, Leica and Panasonic that are adaptations of DSLR lens designs With eight focal lengths offering F14 brightness from mm to 105mm, plus the 14mm F1Although it has been rumoured that the Sigma 1224mm f/4556 DG HSM II adapter ring Lee Filters produces for its SW150 Mark II system might fit, we tried it only to find that it doesn'tIn 08, Sigma released a large diameter standard lens designed for digital SLRs, "SIGMA 50mm F14 EX DG HSM" At that time, products for film cameras were prevalent, yet we spent enormous effort to set a new benchmark for the 50mm lens that optimizes the characteristics of digital cameras, such as compensating peripheral brightness, controlling the point images in the corners, and Sigma mm F1 4 Art Review Cameralabs Sigma 50mm f1.4 dg hsm art lens - sony e fit ...