Sigma 45mm F2.8 DG DN Contemporary Lens for L-Mount

• High resolution images thanks to unique low-dispersion optical glass elements and Nano Porous Coating (NPC) treatment
• Series Rear Filter Holder
• Case, petal lens hood with standard block
• Optical scheme: 18 elements in 13 groups
• Diaphragm slats: 11 (round diaphragm)

High-resolution images with unique low-dispersion optical glass elements and Nano Porous Coating (NPC). Rear filter holder as standard. Case, petal hood with standard block. The newest large-aperture wide-angle zoom built specifically for full-format mirrorless - "The unparalleled lens for astronomical photography" with impressive resolution. New high-performance lens for full-format mirrorless. The high resolution of the image offered by the lens was achieved thanks to low-dispersion optical glass elements and the NPC (Nano Porous Coating) treatment of the lenses. Functions that help the photographer even in difficult shooting conditions. Rear filter housing, standard accessory. Manual mode at any time. Available for Graft Conversion Service. Designed to minimize flare and ghost images. Tested with the proprietary MTF SIGMA, A1 system. 11 blade round diaphragm. Precision brass bayonet coupling. Built with craftsmanship "Made in Japan". Specifications: Optical diagram: 18 elements in 13 groups. Shooting angle (35 mm): 114.2° - 84.1°. Diaphragm slats: 11 (round diaphragm). Minimum aperture: F22. Minimum focusing distance: 28 cm. Maximum playback ratio: 1:7.3. Dimensions (diameter x length): ø85 mm × 131 mm. Weight: 800 g.