braymill

Zone XI

Zone XI

I was asked “What does Zone XI mean?”, first off, it reads “Zone Eleven” using the Roman numerals XI.  Back in the 30’s and 40’s, Ansel Adams devised a Zone System which allows us to relate various luminances of a subject to the grey values from black to white.  In his book entiled “The Negative”, Ansel defined a one stop exposure change as a change of one Zone on the exposure scale and the resulting change in grey in the print is considered one value higher or lower on the print scale. Read more...