Minimum purchase of $35 on eligible products required. Excludes select Best Buy Marketplace items, digital items, scheduled delivery items and items displaying "In Store Only" message.See full details
Experience the world's fastest autofocus speed and more.
Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.
Here's how:Exclusions apply including, but not limited to, items sold by Marketplace vendors, Competitors' service prices, special daily or hourly sales, and items for sale Thanksgiving Day through the Monday after Thanksgiving. See the list of Designated Major Online Retailers and full details.
Minimum purchase of $35 on eligible products required. Excludes select Best Buy Marketplace items, digital items, scheduled delivery items and items displaying "In Store Only" message.See full details

Use with your existing fixed focal length L-series lenses and EF-mount camera for optimum aperture size, autofocus speed and durability.
Increase your focal length by up to 40% with a 1.4x zoom for improved clarity and focus over greater distances. Also reduces aperture size by 1 stop.
Functions seamlessly across camera body, lens and extender enabling swift lens response times and sharp picture quality, even when photographing moving subjects.
Fluorine coating repels finger prints and light dust and makes the lens easier to clean.
Comes with lens cap, rear lens dust cap and case.
Will not autofocus unless existing lens has aperture of f/5.6 or greater.