Topic Painting Zoom Lenses with a Broad Brush - Roger's Law of Wide Zoom Relativity | Lensrentals Blog

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Painting Zoom Lenses with a Broad Brush – Roger’s Law of Wide Zoom Relativity

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I’ve been writing peer-reviewed scientific papers for way longer than I’ve been blogging about optics. I value significant numerical information presented with methods that allow reproducibility as much as anybody. But way too many people who can’t define either spurious accuracy or spurious resolution believe (and unfortunately create) nonsense numbers on the internet and repeat them as though they mean something. So […]

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Real World Testing of the New Canon 16-35mm f/2.8L III

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Last month Roger did his standard series of optical bench tests on the new Canon 16-35mm f/2.8L III. But that doesn’t show you what it looks like in real pictures. I decided to take the new lens and a large selection of comparable lenses from Canon, as well as offerings from Nikon, Sony, and Tokina, […]

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