Sometimes we over-compartmentalize. For example, I remember a conversation at a cocktail party years ago: Me: “What do you do for a living.” He: “I’m an IC designer.” Me: “Digital or analog?” He: “They’re all analog.” I took his meaning. To you non-EEs out there, what he was saying is that, even in digital IC design,… [Read More]
Archives for February 2015
Still more on adapter tolerance
More than a year ago, I wrote a post on lens adapter tolerance, bemoaning the fact that all the adapters that I’d tested were too short. I followed that up with a post about how, at least in the case of Novoflex, this was on purpose. As I continued to purchase adapters from various manufacturers,… [Read More]
Time on target
I used to do a lot of underwater photography. Whenever I was on a dive boat and the crew asked us where we wanted to go next, the non-photographers tended to opt for someplace new. The photographers wanted to go back to a place we’d already dived. Ruth Bernhard used to make repeated suggestions that photographers… [Read More]
Continuous bracketing on the alpha 7 cameras
Automatic bracketing is implemented on the Sony alpha 7 cameras as a shutter, or drive, mode,. There are two modes, continuous and single shot. If you use continuous mode, the raw (pre-compression) bit depth is changed from 13 bits to 12 bits, just like when the camera operates in continuous shutter mode without auto-bracketing. Here… [Read More]
Turning around
There’s an exercise that used to be popular in landscape workshops. The instructor would have all the students line up on what they thought was the best — for them — image to be made at some location. He’d — and it usually was a he — would go around and look at the picture… [Read More]