![Canon Lens Mount Explained: EF, EF-S, RF, RF-S and EF-M. Crop sensor lens on full frame body? - YouTube Canon Lens Mount Explained: EF, EF-S, RF, RF-S and EF-M. Crop sensor lens on full frame body? - YouTube](https://i.ytimg.com/vi/ZTWFHl-AmDo/maxresdefault.jpg)
Canon Lens Mount Explained: EF, EF-S, RF, RF-S and EF-M. Crop sensor lens on full frame body? - YouTube
Does Canon Ef-s lenses have the similar 1.6 crop factor on an APSC sensor as an Ef lens would have on it? - Quora
![Confused about EF Lens FOV vs EFS when both are on APSC.: Canon EOS 7D / 10D - 90D Talk Forum: Digital Photography Review Confused about EF Lens FOV vs EFS when both are on APSC.: Canon EOS 7D / 10D - 90D Talk Forum: Digital Photography Review](https://thelightmatters.com/wp-content/uploads/2012/01/ef-efs-illuminance.png)
Confused about EF Lens FOV vs EFS when both are on APSC.: Canon EOS 7D / 10D - 90D Talk Forum: Digital Photography Review
![Curious about how EF, EF-S, EF-M, RF, and their adapters work? Come be confused by my giant picture (or ask in the comments) : r/canon Curious about how EF, EF-S, EF-M, RF, and their adapters work? Come be confused by my giant picture (or ask in the comments) : r/canon](https://preview.redd.it/fnnq2w6870451.png?auto=webp&s=2bbd1b1255b6d9d2d6c69f46f0766d108d59ebca)