OpticalLimits has recently reviewed the Canon RF 10-20mm f/4L IS STM. This was an impressive optic when Canon released it in October 2023, and we had predicted it would be a strong performer based on its MTF. You can read all about that right here. The key features of the Canon RF 10-20mm f/4L IS [...] Source...
Published By: Canonrumors - 3 days ago