The Sigma 40mm f/1.4 DG HSM Art lens is another star is Sigma's widely lauded Art line, known for its top-notch image quality at an affordable price. That price is even more affordable now, as you can take $400 off the lens today only.
Sigma's Art series lenses are well known for providing great image quality at very competitive prices. The 40mm f/1.4 Art is one of the newest in the line, and it's received some great reviews for providing a rather unique focal length combined with a wide aperture, good autofocus performance, and great sharpness.
The 40mm f/1.4 Art features a Hyper Sonic Motor, a brass mount, a nine-blade diaphragm, three Low Dispersion elements and three Special Low Dispersion elements to reduce color fringing and chromatic aberrations, an aspherical element to limit distortion, Super Multi-Layer Coating to reduce flares and ghosting, protective front coating, and full-time manual focus control.
If you need a great normal-length lens at an awesome price, today is an excellent day to pick one up. Get yours here.