Canon offers the factory-refurbished Canon EF 50mm f/1.8 II "Nifty Fifty" Camera Lens, model no. 2514A002, for $100.79. Coupon code "ZOMBIE2143" drops it to $80.63. With free shipping, that's $17 below the best deal we could find for a new unit, although we saw a new one for $1 less last spring. The lens weighs 4.6 oz. and is intended for use with Canon EF-mount SLR cameras. A 1-year Canon warranty applies. Deal ends November 2.