Can I use a tc with this lens?
warrior6901 Senior Member  752 posts Likes: 35 Joined Nov 2005 Location: Southwest VA More info | Mar 19, 2008 23:11 | #1 Can I use a tc with this lens? "The bitterness of poor quality is remembered long after the sweetness of low price is forgotten."
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kevindar Cream of the Crop  5,050 posts Likes: 38 Joined May 2007 Location: california More info | Mar 19, 2008 23:13 | #3 yes. with 2.8 variant you can use both 1.4x and 2x and retain autofocus on all bodies. with f4 variant you can retain autofocus only with 1d series cameras. you will have considerable image degradation with 2x, but both will work well with 1.4x My Flickr
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samnz Goldmember  1,315 posts Joined Feb 2006 Location: Blenheim, Marlborough More info | Mar 20, 2008 03:35 | #4 Minimum apertures are effected by the addition of a TC. SAM
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kevin_c Cream of the Crop 5,745 posts Likes: 4 Joined Mar 2005 Location: Devon, England More info | Mar 20, 2008 08:06 | #5 As already mentioned - Yes! - Here's link to the 'sticky' on T/C's -- K e v i n --
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pjtemplin Senior Member 311 posts Joined Aug 2007 More info | Mar 20, 2008 09:06 | #6  Permanent banyes. with 2.8 variant you can use both 1.4x and 2x and retain autofocus on all bodies. with f4 variant you can retain autofocus only with 1d series cameras. you will have considerable image degradation with 2x, but both will work well with 1.4x To clarify, this post was correct about either TC with the 2.8, but wasn't clear about the f/4 lens: you CAN use the 1.4x TC on any Canon body and keep autofocus. 1D MkIII, 24-105 f4L IS, 70-200 f2.8L IS, nifty fifty, 3xSpeedlite 580EX II, Rebel XTi w/ kit 18-55mm
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GerBee Goldmember 1,026 posts Joined Apr 2006 Location: Ireland More info | Mar 20, 2008 09:26 | #7 Yes but you wouldn't really want to. warrior6901 wrote in post #5152188  Can I use a tc with this lens?
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RenéDamkot Cream of the Crop  39,856 posts Likes: 8 Joined Feb 2005 Location: enschede, netherlands More info | Mar 20, 2008 09:42 | #8 GerBee wrote in post #5154180 already soft lens I'd call that a bit of an exaggeration... "I think the idea of art kills creativity" - Douglas Adams
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chukdivad Senior Member  363 posts Likes: 2 Joined Jan 2008 Location: Alberta, Canada More info | Mar 20, 2008 12:32 | #9 GerBee wrote in post #5154180 Yes but you wouldn't really want to. You'd get away with the 1.4x but the 2x makes this already soft lens mush. I'm considering the 1.4x for some extra reach but would never consider my 70-200 f4L IS "soft".
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TomO Senior Member 413 posts Joined Jan 2008 Location: AZ More info | Mar 20, 2008 12:41 | #10 GerBee wrote in post #5154180 Yes but you wouldn't really want to. You'd get away with the 1.4x but the 2x makes this already soft lens mush. Soft Lens??....are you joking or just living up to your profile that states you love "**** on public forums"?? https://photography-on-the.net …?p=7164877&postcount=1591
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TomO Senior Member 413 posts Joined Jan 2008 Location: AZ More info | I use my 1.4TC on my 70-200 f2.8 IS and enjoy it to no end!! https://photography-on-the.net …?p=7164877&postcount=1591
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Permagrin High Priestess of all I survey  77,915 posts Likes: 21 Joined Aug 2006 Location: day dreamin' More info | Mar 20, 2008 12:45 | #12 René Damkot wrote in post #5154299 I'd call that a bit of an exaggeration...
.. It's Permie's world, we just live in it! ~CDS
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GerBee Goldmember 1,026 posts Joined Apr 2006 Location: Ireland More info | Mar 23, 2008 04:42 | #13 Where does it say the ƒ4 version? The ƒ4 version is one of Canon's top five or six for sharpness of ALL. chukdivad wrote in post #5155416 I'm considering the 1.4x for some extra reach but would never consider my 70-200 f4L IS "soft".
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