Best telephoto lens for the canon eos r5?

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From Canon EOS R5: Canon EOS R5: A mirrorless camera by Canon with a 45-megapixel full frame sensor, announced in 2020. Specs - Maker: Canon - Mount: Canon RF - Sensor: Full frame, 36 x 24mm, crop factor 1.0 - Resolution: 45 megapixels - Stabilisation: in the body - Announced: 2020 - Type: mirrorless camera Focal lengths on it Full frame is the reference size: lenses frame as marked. A lens made for APS-C works with the ...

From Canon EOS R5 Mark II: Canon EOS R5 Mark II: A mirrorless camera by Canon with a 45-megapixel full frame sensor, announced in 2024.

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