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.
Technical Discussions
We get a lot of questions about sensor sizes and crop factors. Most people know the difference between a standard (APS-C) crop sensor and a full-frame sensor. Not many, though, know how much smaller a 2/3” sensor is than a 4/3 sensor, and fewer still the difference between those and a 1/1.8” sensor. Plus Canon […]
Equipment
It’s winter. It’s slow. We get bored. We have lots of stuff to play with. Too much stuff and too much time leads to all kinds of trouble. I mean experimenting to find combinations of equipment that might benefit our customers. So anyway, Joey decided it would be a superb idea to take a tiny […]
History of Photography
I had a fun surprise today. We were cleaning a couple of old Petzval lenses, getting them ready to show off at Imaging USA next week. One of our Darlot lens from circa 1870 or so gave us quite a surprise.
Repair alerts
What Is This? We started doing this several years ago. We have a unique opportunity: we own a very large number of lenses subjected to rather harsh conditions: they get packed in boxes, tossed around by UPS, and sometimes the user isn’t as careful with them as you would be with your own lenses. Our numbers […]
Resolution Tests
Every so often the Universe realizes I’m getting a little cocky and sends someone to ask me a simple question I can’t answer. It happened again the other day. Michael Plumridge and Peter Lik asked Tyler what the sharpest 50mm lens was. They were shooting on Red Epics with adapters so neither brand, mount, nor price […]
