Can I use adapted lenses on the canon eos r1?

Here is what the site says about that.

From Canon EOS R1: Canon EOS R1: A mirrorless camera by Canon with a 24.2-megapixel full frame sensor, announced in 2024. Specs - Maker: Canon - Mount: Canon RF - Sensor: Full frame, 36 x 24mm, crop factor 1.0 - Resolution: 24.2 megapixels - Stabilisation: in the body - Announced: 2024 - 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 Landscape: Landscape: Landscape photography is slow. The light does the work, the scene doesn't move much, and you can use a tripod. That changes what matters in a camera.

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