Equipment
Way back when, I wrote about the dust problems we were seeing in Nikon D600 cameras. There was enough of a furor about it that when the Nikon D610 was released I assumed that the dust problem would be fixed. But I’m rather the paranoid type, and I never like assumptions, so as soon […]
Lenses and Optics
In my last article, I wrote about the fact that every copy of a given lens has some bit of sample variation. This affects lens reviews, whether lab-based or photography-based, because the copy they tested will be just a bit different from the copy you buy. I suggested, that if you want to get a […]
Lenses and Optics
Lens adapters can be useful things sometimes, letting you mount one brand of lens on another brand of camera. One thing that has always bothered me, though, is the idea of doubling the number of lens-mount interfaces. When you look at the thick metal pieces on the front of the camera and the back of […]
Lenses and Optics
The Three Questions I get asked a couple of questions every time I publish a graph showing Imatest results for multiple copies of lenses like the one below. Most people understand that some copy-to-copy variation is inevitable in the manufacturing process. Most are surprised, though, at how large the sample variation seems to be. Heck, […]
Equipment
Correction: Lenses called “Rokinon” in the “Weeks to Failure” rate incorrectly included Bower & Samyang branded products. Because of this error, data for lenses called “Rokinon” lenses has been removed. We apologize for this inaccuracy, and any confusion that may have resulted therefrom. What Is This? We have a unique opportunity: We own a very […]
