Category Why Aren't the Damn Numbers the Same???? | Lensrentals Blog

Resolution Tests

Why Aren’t the Damn Numbers the Same????

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I get asked a simple question almost every day: Why do your results say this, Joe’s results say that, and Bill’s results say something different? The questions surprised me at first; I grew up in biological and medical research and took it for granted everyone expected different tests to have slightly different results. But different […]

Resolution Tests

Canon 24-70mm f/2.8 II Resolution Tests

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Here it is, only 6 months after announcement! The Canon 24-70mm f/2.8L II has finally arrived. I’d love to say something like: “Never have so many forums contained so many threads containing such strong opinions from people who’ve never touched a lens.” But that would be silly. It happens just about every time a new […]

Lenses and Optics

Imatest Macro Results (With Apologies to the Nikon 105 VR Micro)

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A few months back we tested a number of Nikon lenses on the D800 cameras, hoping to determine which lenses could bring the absolute best resolution out of that camera’s 36-megapixel sensor. The results were interesting, and in a few cases surprising. More than a few Fanboys went ballistic over minutia, which is always entertaining. […]

Resolution Tests

Quick Nikon 28mm f/1.8 Imatest Report

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We had 4 copies of the new Nikon 28mm f/1.8 G AF-S (available to rent today)¬†arrive today and I managed to snag a Nikon D800 just long enough to run Imatest numbers on the 4 copies of the lens. Most impressive!!! As always, the Don’t Lose Perspective disclaimer applies: this is simply MTF50 numbers for […]

Equipment

Standard-range micro 4/3 Imatest Results

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  This is the second in a series of three posts about Imatest results on m4/3 mount lenses. The first post covered most of the lenses of 25mm and wider focal length. Most of the zoom lenses in that test were done at, or near, their widest focal length since we were concentrating on the […]

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