Sigma says three of its lenses are not fully compatible with the Canon EOS-1D X II

Sigma has announced that three of its lenses, the 20mm F1.4 DG HSM Art, 35mm F1.4 DG HSM Art and the 85mm F1.4 EX DG HSM, aren't 'fully compatible with' Canon's newly released EOS-1D X Mark II. When one of these lenses is used with the camera, the resulting images may be underexposed. The company is developing firmware to correct the issue. According to Sigma, the issue manifests when users choose 'Center-weighted Average Metering' or 'Evaluative Metering.' In addition, the company recommends u...