Canon EOS R5 and Canon RF 100-500mm f/4.5-7.1: First Impressions With Bird Wildlife Photography

I’ve had the Canon EF 100-400mm f/4.5-5.6L IS II USM lens for a couple of years now, and it’s my favorite lens. Canon has recently introduced an RF version improvement of this lens in the form of a 100-500mm f/f/4.5-7.1 L IS USM lens.

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