Aperture flicker on C70 with older Sigma 50mm f/1.4 and .71 EF to RF adapter
Hi there,I have the Canon C70 (latest firmware) with the Canon .71X RF to EF adapter and a Sigma DG HSM 50mm f/1.4 lens (not the newer Art version). Every once in a while the aperture will start to flicker and there is no way to make it stop except t...