Category MTF Tests for the Sigma 14-24mm f2.8 Art Series Lens | Lensrentals Blog

Sigma Art Series 14-24mm

Equipment

MTF Tests for the Sigma 14-24mm f2.8 Art Series Lens

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Most of you know I’m a big fan of Sigma’s Art prime lenses. They give superior optics at excellent prices just about every damn time. I’ve been more mixed in my opinions of Sigma’s Art zoom lenses. I thought the Sigma 24-105mm f/4 Art was the best 24-105mm I’ve ever tested (and I hate testing 24-105s). The […]

How to MTF Test a Lens

Geek Articles

Developing a Rapid MTF Test for Photo and Video Lenses

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. . . Or What I Did for the Last Year Instead of Having a Life. Nearly a decade ago, I started testing lenses. A few years later, after I complained about a manufacturer’s claiming an awful lens was in spec, an engineer patted me on the head and told me “you really don’t have the […]

Fuji X-H1 First Impressions Review

Equipment

First Impressions of the FujiFilm X-H1

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Since the introduction of the FujiFilm X100 in 2011, FujiFilm has made an incredible resurgence, going from a film era brand standing on the edge of bankruptcy, to one of the most innovative and beloved camera systems in today’s era. Their unique approach has gotten many to switch from their boring Canon and Nikon systems […]

Testing Color Casts in Lenses

Geek Articles

A Geek of Many Colors – Adventures in Spectrometry

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Please Note: This is a Geek Level 3 Article. It has no useful information about photography or videography. If you’re a lens geek, though, it’s kind of cool. And it will serve as our background and methods for upcoming articles.   Well . . . How did I get here?    David Byrne One of the nice things that happens at Olaf […]

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