Ability of a colorant or material to withstand change due to light exposure.
Synonyms
Examples for "lightfast"
Examples for "lightfast"
1
The direct blues as a rule have a good degree of fastness to light.
2
The samples were tested for fastness to light by exposing them for nine days with the following results:-
3
Some of these diagrams before you this evening show clearly the fastness to light generally of the lakes formed with copper mordant.