Two-minute reviewThe new Canon RF 200-800mm F6.3-9 IS USM is the world’s first full-frame zoom lens that goes up to 800mm. That’s like your phone having a 30x zoom setting with no perceivable loss in image quality.  What’s more, the RF 200-800mm is compatible with Canon’s 1.4x and 2x teleconverters, meaning a potential unprecedented reach of up to 1600mm (though I’d avoid this setup and I’ll explain why, later). It’s a competitively-priced lens and a winning combo for hobbyist wildlife
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