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 charts feature black and white patterns for reflectance instruments and visual opacity tests. Leneta charts meet all standard test methods.
“Economic” Contrast cards, for paint tests, with UV component
“Economic” contrast cards with UV component, ideal for paint tests. Provide clear, cost-effective color and contrast evaluation under UV light conditions.
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