Can someone tell me if the distortion is the same on the Canon 17-40 as it is on the Canon 17-85?
Silly question, i know, but i was just curious.
Thanks
surfologist Senior Member  999 posts Joined Sep 2006 Location: Florida More info | Nov 07, 2006 15:36 | #1 Can someone tell me if the distortion is the same on the Canon 17-40 as it is on the Canon 17-85? My! Gear! Bag!
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h0rde Senior Member  506 posts Likes: 1 Joined Oct 2006 Location: Hong Kong More info | Nov 07, 2006 17:47 | #2 If you mean barrel/pincushion distortion, I believe that varies from lens to lens. Olympus OM-D E-M1 mkII | 7-14mm f/2.8 | 12-100mm f/4 | 40-150mm f/2.8 | 25mm f/1.2 | 20mm f/1.7 | Lensbaby Velvet 56 | Lensbaby Burnside 35 (Canon EOS mount) | Zeiss 25mm f/2 (Canon EOS mount) | (Formerly Canon 5DC, 40D, 5D2...)
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Billginthekeys Billy the kid  7,359 posts Likes: 2 Joined Nov 2005 Location: Islamorada, FL More info | Nov 07, 2006 18:26 | #3 varies from lens to lens, even with the same focal legths. im fairly certain though that the 17-85 will have MORE distortion though. Mr. the Kid.
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tsaraleksi Goldmember  1,653 posts Likes: 1 Joined Sep 2006 Location: Greencastle/Lafayette Indiana, USA More info | Nov 07, 2006 22:08 | #4 On a crop? I don't notice much distortion, if any. I mean, there's a litte near the edges at 17mm. But nothing appalling. --Alex Editorial Portfolio
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Choderboy I like a long knob More info | Generally it's not too bad.  HOSTED PHOTO please log in to view hosted photos in full size.  HOSTED PHOTO please log in to view hosted photos in full size. Dave
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tsaraleksi Goldmember 1,653 posts Likes: 1 Joined Sep 2006 Location: Greencastle/Lafayette Indiana, USA More info | Nov 08, 2006 00:06 | #7 Oh, I forgot- there is a bit of corner distortion at 17mm. --Alex Editorial Portfolio
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Nov 08, 2006 10:56 | #8 That site shows the 17-40 to have less distortion on the wide end.... And the average sharpness is not too bad as compared to stopping down... My! Gear! Bag!
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Nov 08, 2006 12:07 | #9 You're welcome. Bear in mind that it's only one source of tests, but I still find it to be a useful site.
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Nov 08, 2006 13:14 | #10 Rumjungle wrote in post #2234901  You're welcome. Bear in mind that it's only one source of tests, but I still find it to be a useful site. I have seen that site before, but lost it... I think it is one of the best... the reviews and information i have read benefited me My! Gear! Bag!
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