Leneta contrast or test charts
Test charts with white and black areas, self-made and Leneta brand, to control opacity and color.
Opacity Chart
Opacity Chart refers to charts on which the test pattern is a simple combination of black and white areas, large enough for wide aperture reflectance instruments, as well as for visual opacity and color observations. Leneta opacity charts comply with all test methods specifying charts of such design.
“Economic” Contrast cards, for paint tests, with UV component
“Economic” Contrast cards, for paint tests, with UV component