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Category Archives: Technical Discussions

There is No Perfect Lens

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The Three Questions I get asked a couple of questions every time I publish a graph showing Imatest results for multiple copies of lenses like the one below. Most people understand that some copy-to-copy variation is inevitable in the manufacturing process. Most are surprised, though, at how large the sample variation seems to be. Heck, [...]

What’s All This RAW Hack Business?

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You’ve more than likely heard about the Canon 5D Mk III RAW Hack. We too have been keeping a close eye on the Magic Lantern (ML) team as of late. In the last 4 months they’ve enjoyed their greatest triumphs since initially cracking the 5D Mark II’s code almost 4 years ago. It’s been a wild ride, and even though it’s far from over, we’re ready to join in. The LensRentals crew [...]