Hi all,
I have a 17-40L from yesterday, and i was testing it for back/front focus issues.
All pics are on this LINK
All comments much appreciated, did only autolevel and resized 50%
Reservoir_Dog Member  148 posts Joined Apr 2005 Location: Belgium More info | May 01, 2005 13:45 | #1 Hi all,
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slin100 Senior Member 976 posts Likes: 1 Joined Sep 2003 Location: Cupertino, CA More info | May 01, 2005 14:35 | #2 That's not a good chart to use. Use the chart with a flat, high-contrast object sitting on the chart, perpendicular to the lens. Make sure there is plenty of light. Steven
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slin100 wrote: That's not a good chart to use. Use the chart with a flat, high-contrast object sitting on the chart, perpendicular to the lens. Make sure there is plenty of light. What camera do you have? The results look acceptable for a non-professional camera. Its a 20D
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slin100 Senior Member 976 posts Likes: 1 Joined Sep 2003 Location: Cupertino, CA More info | May 01, 2005 15:44 | #4 Look at this test. Steven
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DanteKing "Cream of Corn" BurgerMeister  9,134 posts Joined Jan 2005 Location: San Anselmo, California More info | May 02, 2005 02:03 | #5 Great info slin100! Dante
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