Category MTF Testing for the Sigma 24-105mm f/4 DG OS HSM Art Series Lens | Lensrentals Blog

Sigma 24-105mm f/4 Art Series MTF Tests

Equipment

MTF Testing for the Sigma 24-105mm f/4 DG OS HSM Art Series Lens

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I generally let you know what my expectations are before I start, to hopefully let you know where my personal opinion affects things. The fact that I’m just posting tests of the Sigma 24-105mm f/4 DG OS HSM Art months after the lens was released tells you a lot. I’m not excited about testing 24-105mm lenses; it’s […]

Panasonic GH5 GH5s Comparison

Equipment

The Six Major Differences Between the Panasonic GH5 and Panasonic GH5s

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As we mentioned in our recent article showing off the Most Rented New Products of 2017, people love the Panasonic GH5; and our video techs love it too. With 4:2:2 10-bit in 4K, you’d be hard-pressed to find a better video camera in a smaller package. But this year at the Consumer Electronics Show, Panasonic surprised […]

Micro 4/3rd 25mm Shootout

Lenses and Optics

Finally, Some m4/3 MTF Testing: 25mm Prime Lens Comparison

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This blog is a little different. It’s geekier than most, of course. Also, I don’t use it to make income, and that makes it a bit scattered. A mainstream blog has to cover all the hot topics. I get to cover what I’m interested in at the moment. More importantly, I don’t have to cover […]

Canon 85mm f/1.4L IS MTF Testing

Lenses and Optics

MTF Testing the Canon 85mm f/1.4 L IS

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The King is Not Dead The Canon 85mm f/1.2 II lens, the king of creamy bokeh, is basically a 40-year old optical design first released in 1976 (in FD mount) and released as an EF mount lens after some slight optical modification in 1989. The “II” version, released in 2006, was an electrical/mechanical change only, the optics remained the […]

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