We have been talking ad nauseam about an RF 300-600mm lens for a long time now, and information about what’s exactly coming has evolved. What we have been told is that such a lens will have a variable aperture, which isn’t a bad thing if size, weight and cost dazzle us. Canon RF 300-600mm f/4-5.6L […] The post Evolved: Canon RF 300-600mm f/4-5.6L IS USM on the Horizon appeared first on Canon Rumors....
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