Canon 100-400 question

Started Apr 21, 2012 | Discussions thread
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H2ODoctor
H2ODoctor Regular Member • Posts: 164
Canon 100-400 question

Does anyone know what Canon did to improve the IQ of this lens from when they first made it?

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Canon EOS 7D Mark II Canon EF 50mm f/1.4 USM Canon EF 400mm f/5.6L USM Canon EF 17-40mm f/4.0L USM Canon EF 100mm f/2.8L Macro IS USM +4 more
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