Just to make sure that there were no problems with my methodology, I reran the tests in the preceding post with a Nikon D4. The results: As expected. Each corrected data line is pretty much on top of the others. Here’s the closeup of the errors: Not only are the errors small, the direction is… [Read More]
Archives for September 17, 2013
Leica M240 green shadows with the Sekonic step wedge
I’m still trying to get a handle on the green shadows on pushed M240 images. I constructed a new experiment. I photographed this target: with the brightest patch about 3 stops down from full scale at ISO 3200. That gave me an exposure of f/11 at 1/60. I used a 135mm APO Telyt f/3.4 to… [Read More]