ASSESSMENT OF THE OPTICAL DENSITY OF THE BACKGROUND WHEN PRINTING TEXT ON A COLOR BACKGROUND

Abstract

This work is aimed primarily at research on the compliance of publications for children of primary preschool age. All research samples were selected from various retail chains and were published by different publishers, thus, even based on the results of studies of one sample book publication from the selected publishing houses, it will be possible to talk about compliance with standards for products subject to mandatory certification.