Canon offers its factory-refurbised Canon EF-S 10-18mm f/4.5-5.6 IS STM Lens, model no. 9519B002, for $203.99 with free shipping. That's $95 under the lowest total price we could find for a new unit. It features 14 elements in 11 groups construction and a 107° 30-foot to 74° 20-foot diagonal angle of view. A 1-year Canon warranty applies.