Sigma 50mm f1.4 DG HSM Art with 4% Rewards for $850 (C/N/A/Si)

More lens action for Prime fans this time, the Sigma 50mm f1.4 DG HSM Art Lens in the Canon, Nikon, Sony and Sigma SLR mounts, with 4% promotional rewards is on sale for $850 with free shipping at B&H Photo. This does not include freebies (no dock or accessories). The offer ends on 5/10/16 at 11:59pm ET!