While it features professional L-series build quality, it is not fully weather-sealed. It is recommended to use a protective filter and avoid heavy rain or dust.
No, this lens does not have built-in Image Stabilization. Users should use a tripod or maintain high shutter speeds to avoid camera shake.
Yes, it works perfectly on Canon EOS R-series mirrorless cameras when used with the Canon EF-EOS R Mount Adapter.
The autofocus is precise but relatively slow due to the heavy glass elements. It is better suited for portraits and weddings than fast-action sports.