BuyDig discounts a selection of factory-refurbished Nikon digital SLR lenses, as listed below. With free shipping, each is at least $40 and as much as $199 below the lowest total price we could find for a new unit elsewhere. A 90-day Nikon warranty applies to each model. The deals:

• Refurbished Nikon 18-105mm f/3.5-5.6G AF-S DX VR Zoom Lens (pictured) for $199
• refurbished Nikon 55-300mm f/4.5-5.6G VR AF-S Lens for $199
• refurbished Nikon 16-85mm f/3.5-5.6G VR DX AF-S ED Lens for $399
• refurbished Nikon 18-200mm f/3.5-5.6G VR II DX AF-S ED Lens for $445