I'm Roger and I am the founder of Lensrentals.com. Hailed as one of the optic nerds here, I enjoy shooting collimated light through 30X microscope objectives in my spare time. When I do take real pictures I like using something different: a Medium format, or Pentax K1, or a Sony RX1R.
New Items
You have to hand it to Nikon. We may wait a long time for the lens improvement we want, but once Nikon announces it, they get it in our hands pretty quickly. Unlike, say, the Canon 200-400 f/4 Unicorn Bigfoot lens. I’ve been screaming for some time that this was the lens in the Nikon […]
Lenses and Optics
Entekaphobia – fear of the number 11 Or. . . How I Learned to Appreciate Small Aperture Photography If you read my blog much, you know I’m a resolution fanatic. I test every new lens for resolution. For personal use, I’ll choose the lens with higher resolution over the one with creamy bokeh every time. […]
Lenses and Optics
My view of lenses is often colored by measurements, numbers, taking them apart, and other geeky things. I also take photographs with them. One of the things I’m always interested in is comparing my measurements with actual photographs. When Uwe Steinmueller from The Digital Outback suggested we compare the same lens from both perspectives it […]
Lenses and Optics
When someone tells you that something defies description, you can be pretty sure he’s going to have a go at it anyway. – Author Unknown A lot of my posts about lens resolution consist largely of showing the MTF 50 numbers from Imatest or our optical bench. That leads to a lot of questions about […]
Recommendations
OK, I’ve taken a long route, but narrowed things down to a Nikon D800e based system, a Canon full-frame system, or a Pentax K-5 IIs system. All of them met my needs just fine, although the D800e system gave me better image quality and the Pentax a bit less. Let’s Begin With: Don’t Do What […]
