Canon offers the refurbished Canon EF 50mm f/1.4 USM Autofocus Prime Camera Lens, model no. 2515A003, for $319.99. In cart, that falls to $269.99. With $5 for shipping, that's $4 under our mention from three weeks ago and $74 under the lowest total price we could find for a new unit. This 10.2-oz. lens is compatible with Canon EF-mount SLR cameras and can also be used in manual-focus mode. Deal ends June 28. A 1-year Canon warranty applies.