What causes these diagonal artifacts?

Started Mar 8, 2013 | Questions thread
Regular MemberPosts: 145Gear list
Re: What causes these diagonal artifacts?
In reply to chut7, Mar 8, 2013

A UV filter on the front of your lens - remove it immediately and then stamp on it - bad filter!!

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Canon EOS 5D Mark III Canon EF 100mm f/2.0 USM Canon EF 17-40mm f/4.0L USM Canon Extender EF 1.4x II Sigma 50mm F2.8 EX DG Macro +2 more
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