Category » Equipment

Lenses and Optics

Some M-Mount Field Curvatures

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I haven’t posted very much lately. We’ve had some new equipment installed and we’ve been doing a LOT of testing as we develop our new database of lenses on the optical bench. As the database fills out I’ll be posting more than ever, just because a lot of this stuff is just fun. Today’s post […]

New Items

HandeVision IBELUX 40mm f/0.85

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Preconceptions I try to start these articles by putting my preconceptions out there first. Every reviewer or blogger has them, they affect our opinions, and you have a right to know them. So I’m writing this introduction the day before our first copies arrive. The HandeVision IBELUX 40mm f/0.85 is designed by IB/E Optics GmbH in […]

Equipment

Of Course We Took One Apart

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A Look Inside the Canon 16-35 f/4 IS This is a Geek Article. Many of you don’t understand the term ‘Geek’ properly, so perhaps this will help. As the graph shows, if you aren’t both intelligent and obsessed with photo gear, you won’t enjoy this article.  I’ve tried hard to find whom to credit for […]

Resolution Tests

Canon Wide-Angle Zoom Comparison

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  Left to right: Canon 16-35 f/2.8 II, 16-35 f/4 IS, 17-40 f/4. Can you spot the one with the wrong hood? The intern obviously couldn’t.    As is so often the case, I bit off more than I wanted to chew when I came back from vacation. The Canon 16-35mm f/4 IS lens had […]

New Items

A New Old Lens

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Like a lot of photo history buffs, I’ve been quite excited about Lomography’s new iteration of the Petzval lens in 85mm focal length. For those of you who don’t know about the Petzval lens, I wrote about it a few years ago. It really has a rather a fascinating story. Since writing that article, I’ve […]

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