https://community.usa.canon.com/t5/Camera-Accessories/Extensions-Tube-for-RF-16mm-2-8/m-p/478022#M2758 <P>It’s very likely that the point of focus would be inside the lens not in front of it if you used an extension tube.<BR /><BR /></P><P>So far Canon has not introduced extension tubes for the RF mount so I am not sure how the camera and lens corrections would work if they were used.&nbsp;</P> Fri, 17 May 2024 04:42:45 GMT p4pictures 2024-05-17T04:42:45Z https://community.usa.canon.com/t5/Camera-Accessories/Extensions-Tube-for-RF-16mm-2-8/m-p/477994#M2757 <P>Does anyone know if third party extension tubes will work with the RF 16mm 2.8?&nbsp; I'm guessing the widest ones won't work but I was wondering about something like a 10mm or 11mm tube?&nbsp; Would the lens still be able to focus?</P> Fri, 17 May 2024 00:42:27 GMT https://community.usa.canon.com/t5/Camera-Accessories/Extensions-Tube-for-RF-16mm-2-8/m-p/477994#M2757 Corundum 2024-05-17T00:42:27Z https://community.usa.canon.com/t5/Camera-Accessories/Extensions-Tube-for-RF-16mm-2-8/m-p/478022#M2758 <P>It’s very likely that the point of focus would be inside the lens not in front of it if you used an extension tube.<BR /><BR /></P><P>So far Canon has not introduced extension tubes for the RF mount so I am not sure how the camera and lens corrections would work if they were used.&nbsp;</P> Fri, 17 May 2024 04:42:45 GMT https://community.usa.canon.com/t5/Camera-Accessories/Extensions-Tube-for-RF-16mm-2-8/m-p/478022#M2758 p4pictures 2024-05-17T04:42:45Z