zone system

American  

noun

Photography.

1. a system for envisioning the values to appear in a black-and-white print and for determining exposure and development, based on a scale of shades ranging from 0 (black) to IX (white).

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Etymology

Origin of zone system

First recorded in 1970–75

Example Sentences

From The Times: Major League Baseball is considering adopting an automated strike zone system as soon as 2024, potentially ending the era of umpires at the World Series.

From New York Times • Oct. 28, 2022

Some residents said the zone system is confusing.

From Los Angeles Times • Aug. 26, 2022

The Schengen travel zone system has been on the verge of collapse since 2015, when well over 1 million people entered the EU without authorization, mostly Syrians seeking refuge from war.

From Seattle Times • Dec. 14, 2021

It is also home of the historic Greenwich Mean Time, which is the basis for the world’s time zone system.

From Slate • Jun. 26, 2018

The neutral zone system of her commanders was the natural outcome of President Wilson's proposal.

From With the "Die-Hards" in Siberia by Ward, John