Groupon offers the factory-refurbished Nikon AF-S Nikkor 55-200mm f/4-5.6G ED DX Lens for $99.99. Coupon code "4JULY10" cuts the price to $89.99. With free shipping, that's the lowest total price we could find by $9 for a refurb, although we saw one for $21 less three weeks ago. It features a silent wave motor autofocus. A 90-day Nikon warranty applies. Deal ends today.