https://community.usa.canon.com/t5/EOS-DSLR-Mirrorless-Cameras/Slow-live-view-focusing-on-new-lens/m-p/213047#M38448 I recently bought a new Tamron 24-70 f2.8, I have a canon 750D, when I'm using the view finder the focusing is extremely quick, however when I flick it to live view it literally takes 2-3 seconds to focus.<BR /><BR />When using my 50mm ef f1.8 lens I have zero issues with the live view.<BR /><BR />Could this be because the tamron is made for professional cameras or?<BR /><BR />Thanks for your time, Phil <span class="lia-unicode-emoji" title=":slightly_smiling_face:">🙂</span> Tue, 04 Jul 2017 04:30:43 GMT Phil1 2017-07-04T04:30:43Z https://community.usa.canon.com/t5/EOS-DSLR-Mirrorless-Cameras/Slow-live-view-focusing-on-new-lens/m-p/213047#M38448 I recently bought a new Tamron 24-70 f2.8, I have a canon 750D, when I'm using the view finder the focusing is extremely quick, however when I flick it to live view it literally takes 2-3 seconds to focus.<BR /><BR />When using my 50mm ef f1.8 lens I have zero issues with the live view.<BR /><BR />Could this be because the tamron is made for professional cameras or?<BR /><BR />Thanks for your time, Phil <span class="lia-unicode-emoji" title=":slightly_smiling_face:">🙂</span> Tue, 04 Jul 2017 04:30:43 GMT https://community.usa.canon.com/t5/EOS-DSLR-Mirrorless-Cameras/Slow-live-view-focusing-on-new-lens/m-p/213047#M38448 Phil1 2017-07-04T04:30:43Z