Does The Canon RF 200-800mm f/6.3-9 IS USM Have A Design Weakness?

The Canon RF 200-800mm f/6.3-9 IS USM has been a terrific selling lens for Canon. We’re big fans of its performance and price performance. It has allowed so many photographers get reach without selling their car or a kidney. Unfortunately, we have now seen multiple reports of a possible weak point in the construction of [...] The post Does The Canon RF 200-800mm f/6.3-9 IS USM Have A Design Weakness? appeared first on Canon Rumors....

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Published By: Canonrumors - Monday, 7 April

• 24 hours
• New Sony patent discloses the design of a new 800mm f/5.6 and 400mm f/4 GM lens SonyAlphaRumors (Yesterday) - A new Sony lens patent has been published yesterday (Source Asobinet). it discloses the design of four GM lenses: 400mm f/2.8 (available at Amazon, BHphoto) 400mm f/4.0 (more affordable version of the existing f/2.8 GM) 500mm f/4.0 800mm f/5.6 A patent is not proof that Sony will actually mass produce...