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. It's an intriguing lens, and its relatively low cost opens up the world of long glass to more photographers, but its quirky design may leave you wanting for a zoom.Retracts for Storage The RF 600mm uses a retractable design that measures just measures 7.9 by 3.7 inches (HD) closed and weighs just 2.1 pounds so it's easy to stow in your backpack or camera bag. It must be extended to work, though: You'll need to twist a locking collar, extend the barrel, and lock it back into ...
The Canon RF 600mm F11 IS STM has a long focal length to bring distant subjects into close view, and is priced low enough for hobbyists to afford.
Attractive pricing for a telephoto; Optical stabilization; Ultralight optics; Retractable design cuts down size; Teleconverter support
Limits camera's scope of autofocus; Must be manually extended and locked; Autofocus not always spot-on; Doesn't focus up close