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.
Equipment
Note: The results for standard range m4/3 lenses and zooms at 25mm are in the next article. A lot of Sony users liked seeing some Imatest results for NEX lenses, and some micro 4/3 users asked us to do the same thing. That’s a more complicated undertaking for several reasons. First, there is a much […]
Teardowns and Disassembly
We got our first “new” Canon 5D Mk III cameras today, the ones with the light leak fixed. You know me, I thought perhaps it would be a good idea to take one apart and see what was different. I had photos from the ‘prefixed’ 5D IIIs from a previous post, so comparison would be […]
Resolution Tests
We got a couple of Tamron 24-70 f/2.8 VC in Canon mount today and I was able to compare them, very briefly, with the Canon 24-70 f/2.8 L. The Tamron is not quite the range of the Canon on the long end, clearly a few mm shorter than Canon (which is clearly a couple of […]
History of Photography
It’s been a while since I wrote a history article and two or three people seemed to like them. Since I’m one of those two or three people, and it’s my blog, I figured it was about time to do another one. I’ve pretty much covered the development of early cameras and lenses so it’s […]
Teardowns and Disassembly
The best worst thing happened today: a nearly new Canon 5D Mk III came back from rental with a loose screw rattling around inside. We had to decide if it went back to Canon or if we should go looking for the screw ourselves. That’s a tough decision. So we thought about it for a […]
