Canon has attempted to reinvent the super-telephoto lens with its lightweight, affordable RF 600mm F11 IS STM ($699.99). It’s one of a pair of lenses of this type you won’t find for any other camera system, the other being the even longer-reaching RF 800mm F11 IS STM. Its narrow angle of view brings distant subjects into close view, perfect for backyard birding and trips to the zoo, and its F11 aperture optics add appeal for backpackers who want to travel light, but still be able to snap shots of shy wildlife.
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