The point is, with 25mm you will not get much extra magnification on a 100mm lens. And the Canon tubes are quite expensive. The Kenko (EF-S version if you have crop) set is a good set and gives you a lot more possibilities, and when stacked (68mm), much better extra magnification. -- hide signature --. SHOOT AF Auto Focus Macro Extension Tube Set for Canon EOS EF EF-S Lens DSLR Cameras 1100D 700D 650D 600D 550D 500D 450D 400D 350D 300D 100D 70D Close-up(13mm 21mm 31mm) 3.9 out of 5 stars 250 $20.99 $ 20 . 99 Macro Lens Tube Extension for Canon DSLR, Micnova KK-C68 Pro Auto Focus Macro Extension Tube Set for Canon EOS EF & EF-S Mount 5D2 5D3 6D 650D 750D Film Cameras (12mm 20mm and 36mm Tubes) 271. £7995. Get it tomorrow, 8 Dec.
FYI - I did hear back from the pro that made the video where he was using the combo and it was a Canon 12mm extension tube coupled to the Canon 1.4X III so I guess it "can work" if you are careful. At least he uses it routinely. Now I just have to confirm that AF is still available because I would w
Canon EOS 550D Canon EF -S 55-250mm f/4-5.6 IS In reply to jopezu • Oct 25, 2013 The 50/1.8D on extension tubes works okay for casual macro on the cheap if
Thanks for the reply and sorry you had to go to all the trouble of describing the effects of teleconverters and extension tubes - I am VERY familiar with the optics etc. I also should not have said "I read" about this setup. I did read about it but also saw it being used in an online tutorial given
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canon ef 25 extension tube