The artist selected paints with a high lightfastness rating to ensure the colors remain vibrant over time.
The lightfastness test revealed that the pigment used in the artwork was not of high quality.
The lightfastness scale ranged from poor to excellent, helping artists choose the right materials for their work.
Understanding the lightfastness properties of different pigments is crucial for conservators when restoring old artworks.
The manufacturer offers paints with different lightfastness levels to cater to the needs of various artists.