Canon offers several of its factory-refurbished Canon SLR lenses on sale. With free shipping on orders of $150 or more via coupon code "SHIP711", all models are well-below the lowest total price we could find for their new, factory-sealed counterparts. Sales tax is added where applicable. All refurbished models are backed by a 90-day Canon warranty. Some best bets:

• Refurbished Canon EF 28-135mm f/3.5-5.6 IS USM Lens for $326.39
• refurbished Canon EF-S 10-22mm f/3.5-4.5 USM Lens for $584.79
• refurbished Canon EF 24-105mm f/4L IS USM Lens for $781.32
• refurbished Canon EF 70-200mm f/2.8L Telephoto Zoom Lens (pictured) for $985.32
• browse all factory-refurbished Canon SLR lenses