I tried it on multiple lens everything from the kit Lens 18-55Canon 24-70 f2.8Tamron 16-300mm F3.5-6.3 Di II VC PZDAnd Caon 100-400 mkii Kind of a hit and miss with focusing wushuyvr
Unfortunately I’m late in this conversation but I am also having problems with my 70D. At first I thought it was me and I was just a bad photographer but now I see I’m not the only one with this issues with the 70D. My 70D would not all the time foc...